UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ce+JJUo1yFYCxI5EPh9TqPNvE4xNuRIJNx52JenRnNY=' 
WHERE 
  key_id = '8f8efdef462e8a9a8c892cacb8c13183e75f59421656564bfc7d7614aeefe8b8' 
  AND (
    token = 'ce+JJUo1yFYCxI5EPh9TqPNvE4xNuRIJNx52JenRnNY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )