UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Pz5EgyP1YfSok8NakzrUBeUJdtIAvykhYrCzzOP8sNU=' 
WHERE 
  key_id = '3e9674dab093f960658a5e5131151008bfaf384bef730b14d0c7271971a9d55d' 
  AND (
    token = 'Pz5EgyP1YfSok8NakzrUBeUJdtIAvykhYrCzzOP8sNU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )