diff --git a/rc-service/rc-service-other/other-infrastructure/src/main/java/com/red/circle/other/infra/database/rds/service/props/impl/PropsBackpackServiceImpl.java b/rc-service/rc-service-other/other-infrastructure/src/main/java/com/red/circle/other/infra/database/rds/service/props/impl/PropsBackpackServiceImpl.java
index 295566a1..44b92c76 100644
--- a/rc-service/rc-service-other/other-infrastructure/src/main/java/com/red/circle/other/infra/database/rds/service/props/impl/PropsBackpackServiceImpl.java
+++ b/rc-service/rc-service-other/other-infrastructure/src/main/java/com/red/circle/other/infra/database/rds/service/props/impl/PropsBackpackServiceImpl.java
@@ -12,6 +12,7 @@ import com.red.circle.tool.core.collection.CollectionUtils;
 import com.red.circle.tool.core.date.TimestampUtils;
 
 import java.sql.Timestamp;
+import java.time.LocalDateTime;
 import java.util.Collection;
 import java.util.List;
 import java.util.Map;
@@ -38,6 +39,9 @@ import org.springframework.stereotype.Service;
 public class PropsBackpackServiceImpl extends
     BaseServiceImpl<PropsBackpackDAO, PropsBackpack> implements PropsBackpackService {
 
+  private static final Timestamp MYSQL_DATETIME_MAX = Timestamp.valueOf("2038-01-19 00:00:00");
+
+
   private final PropsBackpackDAO propsBackpackDAO;
 
   @Override
@@ -254,18 +258,28 @@ public class PropsBackpackServiceImpl extends
     }
 
     if (Objects.isNull(propsBackpack)) {
+      backpack.setExpireTime(capExpireTime(backpack.getExpireTime()));
       save(backpack);
       return;
     }
 
     propsBackpack.setUseProps(backpack.getUseProps());
     propsBackpack.setAllowGive(backpack.getAllowGive());
-//    propsBackpack.setExpireTime(
-//        getExpireTime(propsBackpack.getExpireTime(), backpack.getExpireTime()));
+    propsBackpack.setExpireTime(capExpireTime(backpack.getExpireTime()));
     propsBackpack.setExpireTime(backpack.getExpireTime());
     updateSelectiveById(propsBackpack);
   }
 
+  /**
+   * 防止 expire_time 超出 MySQL DATETIME 上限 (2038-01-19 00:00:00)
+   */
+  private Timestamp capExpireTime(Timestamp expireTime) {
+    if (expireTime == null) {
+      return null;
+    }
+    return expireTime.after(MYSQL_DATETIME_MAX) ? MYSQL_DATETIME_MAX : expireTime;
+  }
+
   private Timestamp getExpireTime(Timestamp historyExpireTime, Timestamp appendExpireTime) {
     if (Objects.isNull(historyExpireTime) || historyExpireTime.before(TimestampUtils.now())) {
       return appendExpireTime;