【优化】并发下单场景用户金额变动增加事务锁的悲观锁等待模式，防止出现金额异常情况。

CoreCms.Net.IServices/IBaseServices.cs

@@ -230,6 +230,18 @@ namespace CoreCms.Net.IServices
         Task<T> QueryByClauseAsync(Expression<Func<T, bool>> predicate, Expression<Func<T, object>> orderByPredicate,
             OrderByType orderByType, bool blUseNoLock = false);
 
+        /// <summary>
+        ///     根据条件查询数据（悲观锁等待模式）
+        /// </summary>
+        /// <param name="predicate">条件表达式树</param>
+        /// <param name="orderByPredicate">排序字段</param>
+        /// <param name="orderByType">排序顺序</param>
+        /// <param name="blUseTranLock">是否使用TranLock</param>
+        /// <returns></returns>
+        Task<T> QueryByClauseWithTranLockAsync(Expression<Func<T, bool>> predicate,
+            Expression<Func<T, object>> orderByPredicate, OrderByType orderByType, bool blUseTranLock = false);
+
+
         /// <summary>
         ///     写入实体数据
         /// </summary>