diff --git a/nl-module-lms/nl-module-lms-server/src/main/java/cn/code/nl/module/lms/framwork/security/config/SecurityConfiguration.java b/nl-module-lms/nl-module-lms-server/src/main/java/cn/code/nl/module/lms/framwork/security/config/SecurityConfiguration.java
index 6c6cab41..9e3046b7 100644
--- a/nl-module-lms/nl-module-lms-server/src/main/java/cn/code/nl/module/lms/framwork/security/config/SecurityConfiguration.java
+++ b/nl-module-lms/nl-module-lms-server/src/main/java/cn/code/nl/module/lms/framwork/security/config/SecurityConfiguration.java
@@ -3,6 +3,7 @@ package cn.code.nl.module.lms.framwork.security.config;
 import cn.code.nl.framework.security.config.AuthorizeRequestsCustomizer;
 import org.springframework.context.annotation.Bean;
 import org.springframework.context.annotation.Configuration;
+import org.springframework.http.HttpMethod;
 import org.springframework.security.config.annotation.web.builders.HttpSecurity;
 import org.springframework.security.config.annotation.web.configurers.AuthorizeHttpRequestsConfigurer;
 
@@ -106,7 +107,7 @@ public class SecurityConfiguration {
                         .requestMatchers("/swagger-ui").permitAll()
                         .requestMatchers("/swagger-ui/**").permitAll();
                 // ERP 日计划接口使用独立令牌鉴权
-                registry.requestMatchers("/lms/daily-plan/erpPush").permitAll();
+                registry.requestMatchers(HttpMethod.POST, "/lms/daily-plan/erpPush").permitAll();
                 // Spring Boot Actuator 的安全配置
                 registry.requestMatchers("/actuator").permitAll()
                         .requestMatchers("/actuator/**").permitAll();
diff --git a/nl-module-lms/nl-module-lms-server/src/main/resources/mapper/dailyplan/DailyPlanClaimMapper.xml b/nl-module-lms/nl-module-lms-server/src/main/resources/mapper/dailyplan/DailyPlanClaimMapper.xml
index c72695a4..f5ee6d01 100644
--- a/nl-module-lms/nl-module-lms-server/src/main/resources/mapper/dailyplan/DailyPlanClaimMapper.xml
+++ b/nl-module-lms/nl-module-lms-server/src/main/resources/mapper/dailyplan/DailyPlanClaimMapper.xml
@@ -35,7 +35,7 @@
         UPDATE lms_daily_plan_claim
         SET claim_status = 1, active_flag = NULL, confirmed_time = NOW(), updater = #{updater}, version = version + 1
         WHERE claim_id = #{claimId} AND version = #{version} AND claim_status = 0 AND active_flag = 1
-          AND expire_time > NOW() AND deleted = b'0'
+          AND expire_time > NOW(6) AND deleted = b'0'
     </update>
 
     <update id="releaseClaim">
@@ -48,7 +48,7 @@
         UPDATE lms_daily_plan_claim
         SET expire_time = #{expireTime}, updater = #{updater}, version = version + 1
         WHERE claim_token = #{claimToken} AND version = #{version} AND claim_status = 0 AND active_flag = 1
-          AND expire_time &gt; NOW() AND deleted = b'0'
+          AND expire_time &gt; NOW(6) AND deleted = b'0'
     </update>
 
     <update id="expireClaims">
diff --git a/nl-module-lms/nl-module-lms-server/src/main/resources/mapper/dailyplan/DailyPlanMapper.xml b/nl-module-lms/nl-module-lms-server/src/main/resources/mapper/dailyplan/DailyPlanMapper.xml
index 66f042c4..ae69906e 100644
--- a/nl-module-lms/nl-module-lms-server/src/main/resources/mapper/dailyplan/DailyPlanMapper.xml
+++ b/nl-module-lms/nl-module-lms-server/src/main/resources/mapper/dailyplan/DailyPlanMapper.xml
@@ -68,7 +68,7 @@
                 AND claim.tenant_id = lms_daily_plan.tenant_id
                 AND claim.strategy_type = #{strategyType}
                 AND claim.claim_status = 0 AND claim.active_flag = 1
-                AND claim.expire_time &gt; NOW() AND claim.deleted = b'0'
+                AND claim.expire_time &gt; NOW(6) AND claim.deleted = b'0'
           )
         FOR UPDATE
     </select>
@@ -120,7 +120,7 @@
               WHERE claim.daily_plan_id = lms_daily_plan.daily_plan_id
                 AND claim.tenant_id = lms_daily_plan.tenant_id
                 AND claim.strategy_type = 1 AND claim.claim_status = 0
-                AND claim.active_flag = 1 AND claim.expire_time &gt; NOW() AND claim.deleted = b'0'
+                AND claim.active_flag = 1 AND claim.expire_time &gt; NOW(6) AND claim.deleted = b'0'
           )
         ORDER BY sort_seq ASC, daily_plan_id ASC
     </select>
@@ -138,7 +138,7 @@
               WHERE claim.daily_plan_id = lms_daily_plan.daily_plan_id
                 AND claim.tenant_id = lms_daily_plan.tenant_id
                 AND claim.strategy_type = 2 AND claim.claim_status = 0
-                AND claim.active_flag = 1 AND claim.expire_time &gt; NOW() AND claim.deleted = b'0'
+                AND claim.active_flag = 1 AND claim.expire_time &gt; NOW(6) AND claim.deleted = b'0'
           )
         ORDER BY sort_seq ASC, daily_plan_id ASC
     </select>
diff --git a/sql/mysql/lms_daily_plan.sql b/sql/mysql/lms_daily_plan.sql
index 9f2dd4b8..22004f4c 100644
--- a/sql/mysql/lms_daily_plan.sql
+++ b/sql/mysql/lms_daily_plan.sql
@@ -70,7 +70,7 @@ CREATE TABLE IF NOT EXISTS `lms_daily_plan_claim` (
     `version` int NOT NULL DEFAULT 0 COMMENT '领取乐观锁版本号',
     `claim_status` tinyint NOT NULL DEFAULT 0 COMMENT '领取状态：0执行中，1已确认，2已释放，3已过期',
     `active_flag` tinyint DEFAULT 1 COMMENT '有效领取唯一标记，终态置空',
-    `expire_time` datetime NOT NULL COMMENT '租约过期时间',
+    `expire_time` datetime(6) NOT NULL COMMENT '租约过期时间',
     `confirmed_time` datetime DEFAULT NULL COMMENT '确认时间',
     `operator` varchar(64) NOT NULL COMMENT '领取人/执行器',
     `creator` varchar(64) DEFAULT '' COMMENT '创建者',
@@ -98,7 +98,8 @@ CREATE TABLE IF NOT EXISTS `lms_daily_plan_operation_log` (
     `operation_time` datetime NOT NULL DEFAULT CURRENT_TIMESTAMP COMMENT '操作时间',
     `deleted` bit(1) NOT NULL DEFAULT b'0' COMMENT '是否删除',
     `tenant_id` bigint NOT NULL DEFAULT 0 COMMENT '租户编号',
-    PRIMARY KEY (`operation_log_id`)
+    PRIMARY KEY (`operation_log_id`),
+    KEY `idx_plan_operation_time` (`tenant_id`, `daily_plan_id`, `deleted`, `operation_time`)
 ) COMMENT='LMS日计划操作日志';
 
 -- 兼容已执行过旧版脚本的数据库，幂等补充候选组合索引。
@@ -113,6 +114,23 @@ SET @lms_daily_plan_ddl = IF(
 PREPARE lms_daily_plan_stmt FROM @lms_daily_plan_ddl;
 EXECUTE lms_daily_plan_stmt;
 DEALLOCATE PREPARE lms_daily_plan_stmt;
+SET @lms_daily_plan_ddl = IF(
+    EXISTS (SELECT 1 FROM information_schema.columns WHERE table_schema = DATABASE()
+            AND table_name = 'lms_daily_plan_claim' AND column_name = 'expire_time'
+            AND datetime_precision = 6),
+    'SELECT 1',
+    'ALTER TABLE lms_daily_plan_claim MODIFY COLUMN expire_time DATETIME(6) NOT NULL COMMENT ''租约过期时间''');
+PREPARE lms_daily_plan_stmt FROM @lms_daily_plan_ddl;
+EXECUTE lms_daily_plan_stmt;
+DEALLOCATE PREPARE lms_daily_plan_stmt;
+SET @lms_daily_plan_ddl = IF(
+    EXISTS (SELECT 1 FROM information_schema.statistics WHERE table_schema = DATABASE()
+            AND table_name = 'lms_daily_plan_operation_log' AND index_name = 'idx_plan_operation_time'),
+    'SELECT 1',
+    'ALTER TABLE lms_daily_plan_operation_log ADD INDEX idx_plan_operation_time (tenant_id, daily_plan_id, deleted, operation_time)');
+PREPARE lms_daily_plan_stmt FROM @lms_daily_plan_ddl;
+EXECUTE lms_daily_plan_stmt;
+DEALLOCATE PREPARE lms_daily_plan_stmt;
 SET @lms_daily_plan_ddl = IF(
     EXISTS (SELECT 1 FROM information_schema.columns WHERE table_schema = DATABASE()
             AND table_name = 'lms_daily_plan_claim' AND column_name = 'progress_qty'),