UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6mLk0ex6V3b7TqQjrOZsde06vJ28qV952rse0xNl/Bg=' 
WHERE 
  key_id = '353a9b5590629c07c6fb3eef94e283b278ad2e7ac7362b5ed88a813dbc0d9464' 
  AND (
    token = '6mLk0ex6V3b7TqQjrOZsde06vJ28qV952rse0xNl/Bg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )