UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'k2TWPEEUwjTQTTxuHbq8BTv0EuQkb8W+tiST85BJZY0=' 
WHERE 
  key_id = '8a4bb3093bedfbac286050c8d464abdc61624e1aedef4e5a45e20e254386a2c7' 
  AND (
    token = 'k2TWPEEUwjTQTTxuHbq8BTv0EuQkb8W+tiST85BJZY0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )