UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'r1ujPJtPVpeljiAog6NYl6kbhsbSsHqN0g66tJKGCtE=' 
WHERE 
  key_id = 'e8a446f959809d660b962e4f0537a315c9c8e74d1659ef7a5b9ef5d00209c94d' 
  AND (
    token = 'r1ujPJtPVpeljiAog6NYl6kbhsbSsHqN0g66tJKGCtE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )