UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'P5quWvmlBqLNEL2BvYpW6JH6SmpjbEQr6/sK5Gn/0qY=' 
WHERE 
  key_id = '4b02685d07352f1ffd3c8e017910124078c7b86c28fbcf971a4c3d8abd4a0947' 
  AND (
    token = 'P5quWvmlBqLNEL2BvYpW6JH6SmpjbEQr6/sK5Gn/0qY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )