UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rbRTnl8jCxXvzWhE/ESvV7kUo3QkQ/VHL2pT9aip6hQ=' 
WHERE 
  key_id = '238fb9f1c7255932e7d8a75ad3db34cfd108b3bd91cbf65a8f046ee65303046e' 
  AND (
    token = 'rbRTnl8jCxXvzWhE/ESvV7kUo3QkQ/VHL2pT9aip6hQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )