UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RmdrgPoHUTvQAruAanQVrEfZwekMR1AS0cZ+qtujSDc=' 
WHERE 
  key_id = '4582bbe532d12ddc926610651d909c2bf4f89b95871f12a3933630aecbe4f8e4' 
  AND (
    token = 'RmdrgPoHUTvQAruAanQVrEfZwekMR1AS0cZ+qtujSDc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )