UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '1IXDpiCVA1RjQ4LFHLpOCyNmRnE5zsUhAZIqURouxRg=' 
WHERE 
  key_id = '500c7d6c9769810dc233819eed94dfce7809b8e6365340fd6995f9bba66fd78e' 
  AND (
    token = '1IXDpiCVA1RjQ4LFHLpOCyNmRnE5zsUhAZIqURouxRg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )