UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6QaHS5d1bvXtL0TURtGXao2GWmS8tvvnGYhAz5lNMUU=' 
WHERE 
  key_id = '6666898c1446e319cae87f2812da3e74c95325f34a947cf06e7c47264a724036' 
  AND (
    token = '6QaHS5d1bvXtL0TURtGXao2GWmS8tvvnGYhAz5lNMUU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )