UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zlnZPf8fpRkrJY4Y1hoQPQOkeQ7KIHcUj/8nH2uvo8s=' 
WHERE 
  key_id = 'ec1cbab3adc3e694e1f1ebf2a467ffbd5299739443e1859c93e3b83d2ae2a36e' 
  AND (
    token = 'zlnZPf8fpRkrJY4Y1hoQPQOkeQ7KIHcUj/8nH2uvo8s=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )