UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'yfbIhJW8STfReossHiM26X0C1gcVZJKZnr42pWUV0Rs=' 
WHERE 
  key_id = '688d75eb520702361850f9b20d829f0626d0a3eaaa6d64c6c7bf40e5842062b7' 
  AND (
    token = 'yfbIhJW8STfReossHiM26X0C1gcVZJKZnr42pWUV0Rs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )