UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'SXqj9YUYARFY3WguO66eL6wNwk2ywvsFfy1Or9U0zMI=' 
WHERE 
  key_id = '9c3bac0d58102509e2c46c5e901459bce8813d99ef75805059f158b37b45f962' 
  AND (
    token = 'SXqj9YUYARFY3WguO66eL6wNwk2ywvsFfy1Or9U0zMI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )