UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'db02ewEx9MAM+igu+TMrvmjqZ8dPRnXoky+vzhvK/eY=' 
WHERE 
  key_id = '4293100e629a881e01ce0c5afe03f85a9426f956f63c6865267c009596f82971' 
  AND (
    token = 'db02ewEx9MAM+igu+TMrvmjqZ8dPRnXoky+vzhvK/eY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )