UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'sEjZ6eshhM6YszA5pPQPeerXsPvMw4QtFQM3tWzCeLU=' 
WHERE 
  key_id = 'ec682dda3267856307a3a085587188c40e8d660d584d8c8813d3a725909d3acd' 
  AND (
    token = 'sEjZ6eshhM6YszA5pPQPeerXsPvMw4QtFQM3tWzCeLU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )