Update exp to sql

Src/Asp.Net/SqlSugar/ExpressionsToSql/Subquery/Items/SubAnd.cs

@@ -55,7 +55,8 @@ namespace SqlSugar
             }
             if (Regex.IsMatch(result, regex))
             {
-                result = "AND " + GetValue(result, regex);
+                var value = GetValue(result, regex);
+                result = "AND " + value;
                 return result;
             }
 

Src/Asp.Net/SqlSugar/ExpressionsToSql/Subquery/Items/SubWhere.cs

@@ -55,7 +55,8 @@ namespace SqlSugar
             }
             if (Regex.IsMatch(result, regex))
             {
-                result = "WHERE " + GetValue(result, regex);
+                var value = GetValue(result, regex);
+                result = "WHERE " + value;
                 return result;
             }