UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Kal8ZUMOm0mMeE9pkBjeEh7he2JOw/GKpp5MfA6ffWU=' 
WHERE 
  key_id = 'c96e24621828481e077cfa2e17bc59bbf6cf52b7f86b02a1eddef74efe017256' 
  AND (
    token = 'Kal8ZUMOm0mMeE9pkBjeEh7he2JOw/GKpp5MfA6ffWU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )