UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xEfxEq3evXsDUQtj08qadnVgowLDieZMyB8e0B48PBk=' 
WHERE 
  key_id = '321855bd612d0216a598109864d6120b9da92516f5b46b8e28be487d3fee4eb9' 
  AND (
    token = 'xEfxEq3evXsDUQtj08qadnVgowLDieZMyB8e0B48PBk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )