UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PnX7ZkXhHNf7zDm/AOp2dn2SmwSLyvt6T6XXLjen54w=' 
WHERE 
  key_id = 'a035920832d1cccc2eb0e38e862dda7bb04e8e43295ff9e4f4e21d3a25f9cd77' 
  AND (
    token = 'PnX7ZkXhHNf7zDm/AOp2dn2SmwSLyvt6T6XXLjen54w=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )