UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '3MYP3Xvj+BrhPYJLaeacOo8jSegdU6eYA7uZZdxyFHc=' 
WHERE 
  key_id = '3a87e72ce652a0925abc1f313f8d8521cb74c898272eef56a438ba8f672f739d' 
  AND (
    token = '3MYP3Xvj+BrhPYJLaeacOo8jSegdU6eYA7uZZdxyFHc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )