UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'u28cBMEaPWAi9lNWpkWQHXEsAzNTsO952hMhAof9FhE=' 
WHERE 
  key_id = '193acff60dc2491a869005fe1ee3edfeda2c821b2dcbc9b98e39f69fd19a0ce7' 
  AND (
    token = 'u28cBMEaPWAi9lNWpkWQHXEsAzNTsO952hMhAof9FhE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )