UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'FVcmBVXkz9Mt4w+XYYmwKpdN7rfmx+/5EvRUMtMKl5s=' 
WHERE 
  key_id = '3ad24d3b191c2fd8526ae91d79b6dfcda2035805e511c16f5932230b5b19939c' 
  AND (
    token = 'FVcmBVXkz9Mt4w+XYYmwKpdN7rfmx+/5EvRUMtMKl5s=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )