UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'hH4pb83ei1RyKOzuBtQNePcDxn8zeq+9ITNkDG9W0VU=' 
WHERE 
  key_id = '502b406a42925c9d59828ba4c9f506fc76eaef17c697d9f5f8b62f1783419c75' 
  AND (
    token = 'hH4pb83ei1RyKOzuBtQNePcDxn8zeq+9ITNkDG9W0VU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )