ir_cron_data.xml

<?xml version="1.0" encoding="utf-8"?>
<odoo noupdate="1">

    <record id="ir_cron_revoke_memberships" model="ir.cron">
        <field name="name">Membership: Revoke expired memberships</field>
        <field name="interval_number">1</field>
        <field name="interval_type">days</field>
        <field name="nextcall"
            eval="(DateTime.now().replace(hour=5, minute=0, second=0) + timedelta(days=1)).strftime('%Y-%m-%d %H:%M:%S')" />
        <field name="numbercall">-1</field>
        <field name="model_id" ref="model_membership_group_member" />
        <field name="state">code</field>
        <field name="code">model._cron_revoke_membership()</field>
        <field name="active" eval="True" />
    </record>

    <record id="ir_cron_revoke_memberships" model="ir.cron">
        <field name="name">Membership: Revoke expired memberships</field>
        <field name="interval_number">1</field>
        <field name="interval_type">days</field>
        <field name="nextcall"
            eval="(DateTime.now().replace(hour=5, minute=0, second=0) + timedelta(days=1)).strftime('%Y-%m-%d %H:%M:%S')" />
        <field name="numbercall">-1</field>
        <field name="model_id" ref="model_membership_group_member" />
        <field name="state">code</field>
        <field name="code">model._cron_revoke_membership()</field>
        <field name="active" eval="True" />
    </record>

</odoo>