UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'jWAnN02dfqvy1T4gHSOmr/Ezhb/xaMZ77K4jGlULsPo=' 
WHERE 
  key_id = '946051e7868d90e383753ea00f112dca02d2cbd6dff40fdb952ebba960af71ca' 
  AND (
    token = 'jWAnN02dfqvy1T4gHSOmr/Ezhb/xaMZ77K4jGlULsPo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )