UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KnOv5pgKfxYNva3brpZMKz736blzUTqN5EcYLG71A9Q=' 
WHERE 
  key_id = '57b61ce34d0e8538b673cdabf420dea434c38595d8a79194d4ee2a1fcfa4499c' 
  AND (
    token = 'KnOv5pgKfxYNva3brpZMKz736blzUTqN5EcYLG71A9Q=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )