UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6RLKJnpCwp8rVoIvY9gwtRFAfEkerG3om7HYO2YXrrY=' 
WHERE 
  key_id = 'b1b67fcca20643baa481269c4ac470b95413be15bc19e52435e8e017dfc8fde3' 
  AND (
    token = '6RLKJnpCwp8rVoIvY9gwtRFAfEkerG3om7HYO2YXrrY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )