UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Xz1KfDiCNBvDE4dg7SffqddXQKju6i7BBzj1wFCXhqk=' 
WHERE 
  key_id = '911bdf20ad7c8cb0db8ac9081b876d3684bbaa43966f916b163427a3707bd470' 
  AND (
    token = 'Xz1KfDiCNBvDE4dg7SffqddXQKju6i7BBzj1wFCXhqk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )