UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6cF2tYSfMeDgozvE07mhxm1iwaPC/5MnOTvUbn8QeBk=' 
WHERE 
  key_id = '789c765b700d7140493c93adb8d22b2a31a20304fac8ddec87c4bef683286e63' 
  AND (
    token = '6cF2tYSfMeDgozvE07mhxm1iwaPC/5MnOTvUbn8QeBk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )