UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/ARtpptbr/hkG4lv5wcb/Ajz/ubyFj68SOrDBkpYQCM=' 
WHERE 
  key_id = '79f3eb88c785a95700bbd263a206c6757e9c64750b829f4435873a3a5a5f6dac' 
  AND (
    token = '/ARtpptbr/hkG4lv5wcb/Ajz/ubyFj68SOrDBkpYQCM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )