UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'USY7migehr6clEqYi22xOhex7KKrlGGIQs3ngFAlGkU=' 
WHERE 
  key_id = 'b91fb35d960b43375bf15f205d5631cd1234d773d1f9d7928ebb064f6b294493' 
  AND (
    token = 'USY7migehr6clEqYi22xOhex7KKrlGGIQs3ngFAlGkU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )