UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ddAd8B81Vs5II14FvSD4dHQEDvKTdU3yn0ksLl9Q43g=' 
WHERE 
  key_id = '681fe89743c876ccb31722dc370e483834cbfa23b5d3c9d89bd4ea0a6923dcf4' 
  AND (
    token = 'ddAd8B81Vs5II14FvSD4dHQEDvKTdU3yn0ksLl9Q43g=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )