UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QjWMeOMEIzBnmgajUCtrm4nypBCSgFYqKwbwiHyhXcQ=' 
WHERE 
  key_id = '6f8419b86728cfda18aa2725e28dff12cc679b0494b1d34f925123e42578fbe6' 
  AND (
    token = 'QjWMeOMEIzBnmgajUCtrm4nypBCSgFYqKwbwiHyhXcQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )