UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'NzU0ptMmTQgx+avzJ1ty2aPX87gNWGYi5gcfKJRNRnU=' 
WHERE 
  key_id = '0940495c6e1a54aba1a6266c23b938d2e3c37363d28f147f453904818cf24b99' 
  AND (
    token = 'NzU0ptMmTQgx+avzJ1ty2aPX87gNWGYi5gcfKJRNRnU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )