UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'd5cXQj+NTPJcgxZWYJ4EXq3PQ+JWvtP6dX/iQhTyRuA=' 
WHERE 
  key_id = '971046b649324061848ef755f4a049d54df7c1e1b172a07a5139fd506197ee8d' 
  AND (
    token = 'd5cXQj+NTPJcgxZWYJ4EXq3PQ+JWvtP6dX/iQhTyRuA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )