UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '83L5nBOEYBWF3yCniHYmEFiGPvHzIQDQPeRrrF1sKPA=' 
WHERE 
  key_id = '8108dc1c5d6c48f5795f768f908f94762ea85319e341c28d4b960ab3b9bb620a' 
  AND (
    token = '83L5nBOEYBWF3yCniHYmEFiGPvHzIQDQPeRrrF1sKPA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )