UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'GpYG/A2Mj+gkWaijBnwF3WhpP7feZNXshFGY1+Kxelk=' 
WHERE 
  key_id = '3bb16756f83c92e112a767800481f25298e8c6b24bd263d2313f63ac66d75235' 
  AND (
    token = 'GpYG/A2Mj+gkWaijBnwF3WhpP7feZNXshFGY1+Kxelk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )