UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'jhKhiLMJXm5S6K/ONYMcRSpm6BvWIOfRPdRrLFcUPDs=' 
WHERE 
  key_id = '18d95edbad30c8a4abf6fe319376b1b900de52b80a7d89f448332ae946950114' 
  AND (
    token = 'jhKhiLMJXm5S6K/ONYMcRSpm6BvWIOfRPdRrLFcUPDs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )