UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'G6gLFFA4PImg6Iw6vY3N3BVvdxGhNFsQPmEpRsDAvSA=' 
WHERE 
  key_id = '81633f7f6841cb8673e07d03f9e1925efe5b30bd0d57b0bbe11c9761d706b3f7' 
  AND (
    token = 'G6gLFFA4PImg6Iw6vY3N3BVvdxGhNFsQPmEpRsDAvSA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )