UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'tkMQ84NkOanB22t58nknV9PjmyiQNAngRugRYpakfLI=' 
WHERE 
  key_id = '4f7bcdf9ad776972d7d06d7f4990043f0948934b7e670b28a49079059f62166d' 
  AND (
    token = 'tkMQ84NkOanB22t58nknV9PjmyiQNAngRugRYpakfLI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )