UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4pj2STkBsfjKfxvGE6jvga901oHoJm7fwn1Dm5uyv3s=' 
WHERE 
  key_id = '50ec75a6435e3bb15a001ce803c243b665a9ad014bb19648e7fa9fdfeee27150' 
  AND (
    token = '4pj2STkBsfjKfxvGE6jvga901oHoJm7fwn1Dm5uyv3s=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )