Acak tanggal wordpress

<?php
@include 'cfg.php';

function patch_tables($host,$user,$pass,$name) {
$db = mysql_connect($host,$user,$pass);mysql_select_db($name,$db);
mysql_query("UPDATE wp_posts SET post_date = DATE_FORMAT(FROM_UNIXTIME(UNIX_TIMESTAMP('2017-03-01') + FLOOR(0 + (RAND() * 63072000))), '%Y-%m-%d')");
mysql_query("UPDATE wp_posts SET post_date_gmt = DATE_FORMAT(FROM_UNIXTIME(UNIX_TIMESTAMP('2017-03-01') + FLOOR(0 + (RAND() * 63072000))), '%Y-%m-%d')");
mysql_query("UPDATE wp_posts SET post_modified = DATE_FORMAT(FROM_UNIXTIME(UNIX_TIMESTAMP('2017-03-01') + FLOOR(0 + (RAND() * 63072000))), '%Y-%m-%d')");
mysql_query("UPDATE wp_posts SET post_modified_gmt = DATE_FORMAT(FROM_UNIXTIME(UNIX_TIMESTAMP('2017-03-01') + FLOOR(0 + (RAND() * 63072000))), '%Y-%m-%d')");
mysql_close($db);
}

patch_tables(DB_HOST,DB_USER,DB_PASSWORD,DB_NAME);