UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'k5fzFVXkIXlziin9tfg5dYuzMJuqtylJRt7hIh+cCes=' 
WHERE 
  key_id = '8e189d8952c8442bb8fb920da51f5f9d3308b7b7574a486604afe035057673bf' 
  AND (
    token = 'k5fzFVXkIXlziin9tfg5dYuzMJuqtylJRt7hIh+cCes=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )