UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gWxm9eacl1dUXVWpidxmDhRuHmS8C9BZWwCYGeV0qxg=' 
WHERE 
  key_id = '8fd9d9fa0f4896e42e7aa6f2c2d39db617bbfa64c28c68a8b60a9aa7ce07611a' 
  AND (
    token = 'gWxm9eacl1dUXVWpidxmDhRuHmS8C9BZWwCYGeV0qxg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )