UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'HxzjoAtVTWe5198pdHDEEl1bYkmGlzCV1c1YkGa12jc=' 
WHERE 
  key_id = '6993ae134bcec792a37debd08dca10118404d77e5c3e8a57621e72246a06d5e2' 
  AND (
    token = 'HxzjoAtVTWe5198pdHDEEl1bYkmGlzCV1c1YkGa12jc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )