UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'x6TWbfy/0LR5RIpVbLZpPNNzfB33sbBWmM3EvUWd9jc=' 
WHERE 
  key_id = '3dd5e6905d93bac7d8127c6b5433f22041db4284528046eef478ff483248994d' 
  AND (
    token = 'x6TWbfy/0LR5RIpVbLZpPNNzfB33sbBWmM3EvUWd9jc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )