UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'a6z4pI7UswcrD6xtuj4ptmFcJPDr5Io4QjLofKxgerI=' 
WHERE 
  key_id = '1980cb6cacb6d72bf54b34a8b15205686a466840acc704bc449cf03b6b99a659' 
  AND (
    token = 'a6z4pI7UswcrD6xtuj4ptmFcJPDr5Io4QjLofKxgerI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )