UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ZOX/8FQKJcThNp4sYAtTe0AiczZuM3quC8OF4jKRgQI=' 
WHERE 
  key_id = '494ed520306dc3d4d90aca3ddf3f911c7d27866b137210338451465339531e56' 
  AND (
    token = 'ZOX/8FQKJcThNp4sYAtTe0AiczZuM3quC8OF4jKRgQI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )