UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+RSmWCZkKypoypfKn2e6YidaAe7vUUuHPSC9Rir91HA=' 
WHERE 
  key_id = '4d1d4b0484a61fedb27e5e812c58517bc6b510802236e771b6a9c23e5ddc82e1' 
  AND (
    token = '+RSmWCZkKypoypfKn2e6YidaAe7vUUuHPSC9Rir91HA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )