UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+H7zuHMVvShzqq0qpWvvzTDUFDJRedLgPtWV51ZnYFk=' 
WHERE 
  key_id = 'd4083ad666144563a3e577dd43271677eec6795713a83cfebc3080430a68a1d4' 
  AND (
    token = '+H7zuHMVvShzqq0qpWvvzTDUFDJRedLgPtWV51ZnYFk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )