UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'BMRlJuRmhHJqItuqF7TpWA57DhjnGzVpiqPZsTTgPms=' 
WHERE 
  key_id = 'a7510ae563c97265123d20a187faef7ae1c74d0038b3d6e073d6b9e222cba255' 
  AND (
    token = 'BMRlJuRmhHJqItuqF7TpWA57DhjnGzVpiqPZsTTgPms=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )