Basic crontab -u root -e

crontab

MAILTO=jakke.lehtonen@eksis.one
# m h  dom mon dow   command
0 0 15 * * wp cli update --stable --yes --quiet >/dev/null 2>&1
0 0 15 * * wp package update --allow-root >/dev/null 2>&1
*/1 * * * * php -q /var/www/eksis.dev/public_html/wp-cron.php >/dev/null 2>&1
#*/1 * * * * cd /var/www/eksis.dev/public_html; /usr/local/bin/wp cron event run --due-now >/dev/null 2>&1
#36 17 * * 5 /usr/local/bin/geoipupdate