UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'L8RGHr3T/8mXB5bncklykaHEj1uqGlK4dBXhW/1fy2E=' 
WHERE 
  key_id = '76468094455e60c394004979eae0b9eef2839cbb07625d99bbe2f9b377f37d31' 
  AND (
    token = 'L8RGHr3T/8mXB5bncklykaHEj1uqGlK4dBXhW/1fy2E=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )