UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+nyudTkHHEwTHw9PHZuu1m8UQzqx5KFM5t/lcjGWtVU=' 
WHERE 
  key_id = '968bf19326d2d8e782d88b69aae61155a0eeff5cdcd1f81a9e84fc095aba492b' 
  AND (
    token = '+nyudTkHHEwTHw9PHZuu1m8UQzqx5KFM5t/lcjGWtVU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )