UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Sks/2vzd9QGs4GEeNbG1iKW7lF05RcnIFsS4ipfzQWI=' 
WHERE 
  key_id = '51dbfb413615aa109182dd49a4f88d31b1acf6da725fceddeb375c0df8d07661' 
  AND (
    token = 'Sks/2vzd9QGs4GEeNbG1iKW7lF05RcnIFsS4ipfzQWI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )