as3cf-prevent-offload

add_filter( 'as3cf_pre_upload_attachment', [ $this, 'pre_upload_attachment' ], 99, 3 );

/**
	 * Abort uploading media to S3 if attachment isn't old enough
	 *
	 * @param $abort
	 * @param $post_id
	 * @param $meta
	 *
	 * @return bool
	 * @author Landon Otis
	 */
	public function pre_upload_attachment( $abort, $post_id, $meta ) {

		$age      = apply_filters( 'sunday_abort_attachment_age', '2 months ago' );
		$age      = strtotime( $age );
		$time_ago = gmdate( 'Y-m-d h:i:s', $age );

		$attachment = get_post( $post_id );

		// If 2 month ago is less than post_date then abort upload
		if ( $time_ago < $attachment->post_date_gmt ) {
			$abort = true;
		}

		return $abort;
	}