UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'lyFZmqKbNXMTZhusmyY4tFHJNcw/PDcj66S1z8miv50=' 
WHERE 
  key_id = '93f34767d68ca062f7d589a56129f4ae73e41ab4973be3d39c78662da76eb841' 
  AND (
    token = 'lyFZmqKbNXMTZhusmyY4tFHJNcw/PDcj66S1z8miv50=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )