UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'SjNhChvMpDBJVuOQullqRrzxi4NBXD9Ml/1BqVk9pkU=' 
WHERE 
  key_id = '8fcffb835e92ecf1378023910a6256774c469f843649e144261f2c41016117cb' 
  AND (
    token = 'SjNhChvMpDBJVuOQullqRrzxi4NBXD9Ml/1BqVk9pkU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )