UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PeOz7kbYoVHfAD+uizaRIJt2RzXi9VDDbIMuLHpFbmk=' 
WHERE 
  key_id = '51dfb00a6a35dc44c1ddc37586feb820b20a1b0137072ff8ae85d82eca7ed795' 
  AND (
    token = 'PeOz7kbYoVHfAD+uizaRIJt2RzXi9VDDbIMuLHpFbmk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )