UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Mv8d4bSw4THSq4gV622XtL8vujobbr+Hmf9psRHeeP8=' 
WHERE 
  key_id = '1f670e3c4c62895b5f43e814c1af6584fcf34bf0f3163e950f576ef018457f20' 
  AND (
    token = 'Mv8d4bSw4THSq4gV622XtL8vujobbr+Hmf9psRHeeP8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )