UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'tVuvtEA/iR98IzoV3PEcSu11LTDsBkUfBTtMdLVn+7c=' 
WHERE 
  key_id = 'd4d50ae94b9a15812e4913dbe457de680c5e76018b7f13018018619aee597415' 
  AND (
    token = 'tVuvtEA/iR98IzoV3PEcSu11LTDsBkUfBTtMdLVn+7c=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )