UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ZKl+CMHEZZrMGpYDxTw0/uVRjZ80EXNh98kvNVH/+UU=' 
WHERE 
  key_id = '26815551da210470d52b2d9aa383ec8b29153f1e4ca2d87b2bb242d2566bfb4f' 
  AND (
    token = 'ZKl+CMHEZZrMGpYDxTw0/uVRjZ80EXNh98kvNVH/+UU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )