UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'UhXAEtksV81TPxd4ujWEidrphBlzPMkTRRd1DPtx2eQ=' 
WHERE 
  key_id = '2c0d5925c9b6324405cabe22211b276cf325601b824c7a9942de8dd57454a121' 
  AND (
    token = 'UhXAEtksV81TPxd4ujWEidrphBlzPMkTRRd1DPtx2eQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )