UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Tvt5GekyrA47tu5q/fRpcRWzVTk5aCNhRPtcEjmlGJw=' 
WHERE 
  key_id = '87439bb7292627d6818b89f639de65284323d8ba87827a284d0891287cedb548' 
  AND (
    token = 'Tvt5GekyrA47tu5q/fRpcRWzVTk5aCNhRPtcEjmlGJw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )