// Check if token is still valid by comparing absolute timestamps
            final long tokenExpiryTime = authResult.expiresOnDate().getTime(); // milliseconds since epoch
            final long currentTime = ComponentUtil.getSystemHelper().getCurrentTimeAsLong(); // milliseconds since epoch
            if (tokenExpiryTime < currentTime) {
                if (logger.isDebugEnabled()) {

    /**
     * Calculates the expiration time in milliseconds from the current time.
     *
     * @param days the number of days from now when the item should expire
     * @return the expiration time in milliseconds since epoch
     */
    protected long getExpiredTime(final int days) {
        final long now = ComponentUtil.getSystemHelper().getCurrentTimeAsLong();
        return now + days * Constants.ONE_DAY_IN_MILLIS;
    }