UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'cnnENfpIgVajm/APuyG044zbKzkEQFdWY2njB5+HbOk=' 
WHERE 
  key_id = '4a26447e271a75ae7cf8fec43744f40a204969ec83c10de5792fe824c61ad496' 
  AND (
    token = 'cnnENfpIgVajm/APuyG044zbKzkEQFdWY2njB5+HbOk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )