WP_Application_Passwords::record_application_password_usage( int $user_id, string $uuid )

	public static function record_application_password_usage( $user_id, $uuid ) {
		$passwords = static::get_user_application_passwords( $user_id );

		foreach ( $passwords as &$password ) {
			if ( $password['uuid'] !== $uuid ) {
				continue;
			}

			// Only record activity once a day.
			if ( $password['last_used'] + DAY_IN_SECONDS > time() ) {
				return true;
			}

			$password['last_used'] = time();
			$password['last_ip']   = $_SERVER['REMOTE_ADDR'];

			$saved = static::set_user_application_passwords( $user_id, $passwords );

			if ( ! $saved ) {
				return new WP_Error( 'db_error', __( 'Could not save application password.' ) );
			}

			return true;
		}

		// Specified application password not found!
		return new WP_Error( 'application_password_not_found', __( 'Could not find an application password with that id.' ) );
	}