UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'k+rCwThwlk1EoHq1v4N5sV6kKMS46jCp5Wv8kyFfGao=' 
WHERE 
  key_id = 'a837e2a3ed7ce680b9b27cc1c351360c4309012c0c27ec7e29f7a6901b8fb2c3' 
  AND (
    token = 'k+rCwThwlk1EoHq1v4N5sV6kKMS46jCp5Wv8kyFfGao=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )