UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'vXrWwNy/Hhve5N9WtyA0/Br3+nDpbmTVxiQuVKfDZz0=' 
WHERE 
  key_id = '6fa6b3b078f21f39d6bdfbbf58afeb44e898436ddaa5ba3ff00606d6af938aa4' 
  AND (
    token = 'vXrWwNy/Hhve5N9WtyA0/Br3+nDpbmTVxiQuVKfDZz0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )