UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Br6LCNRrI8VDwNCY3PNAjrFwn8YkGaYKtWSZjLsIePE=' 
WHERE 
  key_id = '8576b22c86aa98940f5789fb7cfb21dc5061a3fc152f6568c1f7980aa15ea72e' 
  AND (
    token = 'Br6LCNRrI8VDwNCY3PNAjrFwn8YkGaYKtWSZjLsIePE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )