UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '5jPT/xHF0UlOrOZeWq8uZIeYc58zKrppTzZwm3iSsYs=' 
WHERE 
  key_id = '516ff6f4f2893bdaefd21de36859cb7ac4617a49139266f06124737ddbf6b8f7' 
  AND (
    token = '5jPT/xHF0UlOrOZeWq8uZIeYc58zKrppTzZwm3iSsYs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )