UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'fS2Mg0OLFCRk7SveR9TLNqaMCGovBGa6GbVW0FgixF0=' 
WHERE 
  key_id = '745755be151d38fccaf689e13931e46ac0646f9254cb42e572450598248e346f' 
  AND (
    token = 'fS2Mg0OLFCRk7SveR9TLNqaMCGovBGa6GbVW0FgixF0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )