รายการฝากเงิน พอInsert มาแล้วอยากให้เข้าไปบวกใน ฟิลด์od_balance ของตาราง order_deposit .นแต่ละ รหัสสมาชิกอะครับ (ช่วยผมหน่อยนะครับ)

<?php require_once('Connections/satcha.php'); ?>
<?php require_once('Connections/connections.php'); ?>
<?php
date_default_timezone_set('Asia/Bangkok');
if (!function_exists("GetSQLValueString")) {
function GetSQLValueString($theValue, $theType, $theDefinedValue = "", $theNotDefinedValue = "") 
{
  if (PHP_VERSION < 6) {
    $theValue = get_magic_quotes_gpc() ? stripslashes($theValue) : $theValue;
  }

  $theValue = function_exists("mysql_real_escape_string") ? mysql_real_escape_string($theValue) : mysql_escape_string($theValue);

  switch ($theType) {
    case "text":
      $theValue = ($theValue != "") ? "'" . $theValue . "'" : "NULL";
      break;    
    case "long":
    case "int":
      $theValue = ($theValue != "") ? intval($theValue) : "NULL";
      break;
    case "double":
      $theValue = ($theValue != "") ? doubleval($theValue) : "NULL";
      break;
    case "date":
      $theValue = ($theValue != "") ? "'" . $theValue . "'" : "NULL";
      break;
    case "defined":
      $theValue = ($theValue != "") ? $theDefinedValue : $theNotDefinedValue;
      break;
  }
  return $theValue;
}
}

$editFormAction = $_SERVER['PHP_SELF'];
if (isset($_SERVER['QUERY_STRING'])) {
  $editFormAction .= "?" . htmlentities($_SERVER['QUERY_STRING']);
}

$now = (date("Y") + 543) . date("-m-d");
$time = date("G:i:s"); //เผื่ออยากใส่วันเวลาคนละช่อง
$status = ("1");

if ((isset($_POST["MM_insert"])) && ($_POST["MM_insert"] == "form1")) {
  $insertSQL = sprintf("INSERT INTO order_deposit (d_id, od_lastdate,op_time, od_daposit ,d_status) VALUES ('$d_id','$od_lastdate','$time','$od_daposit','$status')");

  mysql_select_db($database_satcha, $satcha);
  $Result1 = mysql_query($insertSQL, $satcha) or die(mysql_error());

  $insertGoTo = "deposit.php";
  if (isset($_SERVER['QUERY_STRING'])) {
    $insertGoTo .= (strpos($insertGoTo, '?')) ? "&" : "?";
    $insertGoTo .= $_SERVER['QUERY_STRING'];
  }
  header(sprintf("Location: %s", $insertGoTo));
}

mysql_select_db($database_connections, $connections);
mysql_query("SET NAMES UTF8");
$query_satcha = "SELECT * FROM member";
$satcha = mysql_query($query_satcha, $connections) or die(mysql_error());
$row_satcha = mysql_fetch_assoc($satcha);
$totalRows_satcha = mysql_num_rows($satcha);
?>