UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'CMFiprPnHDymQ+KCqvPmlun5+zguI6R2KkQe1GerXuY=' 
WHERE 
  key_id = '2a6395d44d139efeb44e0d44281f803ab8b48c5d64167bfb74b46bd0eb7ba250' 
  AND (
    token = 'CMFiprPnHDymQ+KCqvPmlun5+zguI6R2KkQe1GerXuY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )