UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'h+BzxdWv6LdMjDqZk1tXUTVFGIyIv2ZqnIIf2XfH/Mk=' 
WHERE 
  key_id = '8f20e9e27a03b65a9daffa8567e422ee7feed03fb6c196b5faa06d8833feef28' 
  AND (
    token = 'h+BzxdWv6LdMjDqZk1tXUTVFGIyIv2ZqnIIf2XfH/Mk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )