UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PWdUcDXu3NP7PFpiJgMw7ZYjPl7txDjodLEYjab+H30=' 
WHERE 
  key_id = '3df19b8ab14cad5faf29ba8731f545df0ef09d63ac875595c424453f4fb922ff' 
  AND (
    token = 'PWdUcDXu3NP7PFpiJgMw7ZYjPl7txDjodLEYjab+H30=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )