UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'yA4GHqMBk8Ydr1CaZ3BdTG0oQKKKifFIGheS9eKDjGU=' 
WHERE 
  key_id = '91d95229953837555472b97c129de1883570edf1b391b7bb545e737fe80e2743' 
  AND (
    token = 'yA4GHqMBk8Ydr1CaZ3BdTG0oQKKKifFIGheS9eKDjGU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )