UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xt8nTmSScBc+mUKnPU115hJ70szD6h1O6BbhoDTdMbM=' 
WHERE 
  key_id = '8e79cfd4de005cc11a18af6b9a829b8415a6e432f5e20c1d5751eacbe682f4b4' 
  AND (
    token = 'xt8nTmSScBc+mUKnPU115hJ70szD6h1O6BbhoDTdMbM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )