UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6DX7qmG5K1MLVrvkdW7gznKQNxIgGWHPyfVRfg08nvs=' 
WHERE 
  key_id = 'f8c6d6e8f0d8398c61c9e83e41446aee901387ef40e9f288c1fbd7864c4835c4' 
  AND (
    token = '6DX7qmG5K1MLVrvkdW7gznKQNxIgGWHPyfVRfg08nvs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )