UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Om7wQsVf4cJfgKyiJBddMEceiljRdk9TmNWP4A+EebU=' 
WHERE 
  key_id = '2f9232a3247b5f165f47fa4255798810847b9efe4626c3e6aaa7bd8a3817444f' 
  AND (
    token = 'Om7wQsVf4cJfgKyiJBddMEceiljRdk9TmNWP4A+EebU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )