UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'BkIre1FsWr5837WGez9I23SvKYvDHMqB8wiffueNktw=' 
WHERE 
  key_id = '8481cb1d7999cba0068ad1a147a75d0d264b3fa9a8e7ecfdf6407b5d99615560' 
  AND (
    token = 'BkIre1FsWr5837WGez9I23SvKYvDHMqB8wiffueNktw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )