UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4VZlZDOMbuYG9TgNMIw+NzhnKlt9KaO6+brKBeE/1KY=' 
WHERE 
  key_id = 'c5cff1ef1692b67894ed738c4840c2929c95780d0e12b6067fef15f510e99800' 
  AND (
    token = '4VZlZDOMbuYG9TgNMIw+NzhnKlt9KaO6+brKBeE/1KY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )