UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'BK4BbIqOx0Da+Y1oVJ0TQne9O26lQq77jWfWAkYm+zk=' 
WHERE 
  key_id = 'a98ab671cad3ee7d2d8bd9f4ab9b075855f9cabf8c04558031f371b925136c1f' 
  AND (
    token = 'BK4BbIqOx0Da+Y1oVJ0TQne9O26lQq77jWfWAkYm+zk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )