UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Xcwj1V9QrUlUxtfNEa6tcoW9r0AkXPEgAOTvnCA8ScI=' 
WHERE 
  key_id = '247e5876631a9596b32665f2d459b5828d061b7845235a05724be0faa52171e4' 
  AND (
    token = 'Xcwj1V9QrUlUxtfNEa6tcoW9r0AkXPEgAOTvnCA8ScI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )