UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'z1i9tav9jSzH9cFdOC5CnNQy4uemFmrzF+YslqnVxkY=' 
WHERE 
  key_id = '1e3cd2853d459bc830687c640bfe9af9f4524edef5f0a08be89914e7c3d4beb6' 
  AND (
    token = 'z1i9tav9jSzH9cFdOC5CnNQy4uemFmrzF+YslqnVxkY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )