UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '2rE92abw9yDJ77AnA3R+rr/3n8/wi5LRRpctzVjbq+Y=' 
WHERE 
  key_id = '6321db55b1c9e0c9a83b225087ad5a02a33af9df024db86fc82b4f465e33b59a' 
  AND (
    token = '2rE92abw9yDJ77AnA3R+rr/3n8/wi5LRRpctzVjbq+Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )