UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6k5oAvXZmy6UrNgcE750NwndTW3Z0FiKUf+HZ8Vh2cs=' 
WHERE 
  key_id = '515517f00e7301d81f79dc5bdfdfb4595b317c732f8bdf15fc071f1020821f2d' 
  AND (
    token = '6k5oAvXZmy6UrNgcE750NwndTW3Z0FiKUf+HZ8Vh2cs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )