UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gxBYJtHjt8ykenQdNYW7Yck8RSkg60cFyNyZsORWLEc=' 
WHERE 
  key_id = '6cb1a3e15348c015d326a0a5b194fa0197b2dad378bccf20ee95b4fc0b96f12e' 
  AND (
    token = 'gxBYJtHjt8ykenQdNYW7Yck8RSkg60cFyNyZsORWLEc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )