UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'a39yHT79hKN7vFV4PLttbnWnDT4GvTc6zceOpxMNcfM=' 
WHERE 
  key_id = 'bbb5954366685d3360f19207649a4c990f98d7fe6a4a7fde9e8d6c0d2c6b1ea4' 
  AND (
    token = 'a39yHT79hKN7vFV4PLttbnWnDT4GvTc6zceOpxMNcfM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )