UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VBbRzqQ9yhEKQYzoHQuzF0APzzrp0TQTRw8hUMFx6us=' 
WHERE 
  key_id = '04be231c79e76facd120dc86ec11cc853266da17dd57006853d712222b77d262' 
  AND (
    token = 'VBbRzqQ9yhEKQYzoHQuzF0APzzrp0TQTRw8hUMFx6us=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )