UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'yodytm0yCqUPCLYSWp93t7vOx5iDgGEF+0BzP4FoMJM=' 
WHERE 
  key_id = 'cf375330e7ca1462d794d03f1e91af391bfe9c2757250acf517c979ef5d10a3a' 
  AND (
    token = 'yodytm0yCqUPCLYSWp93t7vOx5iDgGEF+0BzP4FoMJM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00028