UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RfezSClYxspDL7gHEiyg5t4c2A2ecQiNEYuPJO5PWjU=' 
WHERE 
  key_id = '4ba8ebd1434d8b0ba541fcd0bf5cfc837f4794ee16011c933c43d87cb409ff59' 
  AND (
    token = 'RfezSClYxspDL7gHEiyg5t4c2A2ecQiNEYuPJO5PWjU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )