UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'kmdv8+Pqv3iZbnJ3twNYEBlNOIyDHXKLskbyodUL8CM=' 
WHERE 
  key_id = '5820f841d7cda7ac499d3f604402033498823cfa4f0de7ddec2eacfaa3150d28' 
  AND (
    token = 'kmdv8+Pqv3iZbnJ3twNYEBlNOIyDHXKLskbyodUL8CM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )