UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zZjTPpUzllGOPZECnhcVFIbRzQvjKArvO1VXIL+Q5Y4=' 
WHERE 
  key_id = '56e6ac5f947dfd4a08674b5c025892ffa4d8891454d66ed22e899924319f5904' 
  AND (
    token = 'zZjTPpUzllGOPZECnhcVFIbRzQvjKArvO1VXIL+Q5Y4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )