UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/gu8YviVnfLob+WXqhTfD1TzFuF/Yg9RxeBdbR4XHww=' 
WHERE 
  key_id = '21d44310b07d09a9061e42e3ae35eea77210136854c1150a3fb8f1ab374cd16c' 
  AND (
    token = '/gu8YviVnfLob+WXqhTfD1TzFuF/Yg9RxeBdbR4XHww=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )