UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nUTA5ErKJtVLzKj9CfKP1k4cG8efzuVShl4B+Trs850=' 
WHERE 
  key_id = '93197dec1219e46023eaf72cd80bb7988912fb7793e9c46004fec9075a8937f0' 
  AND (
    token = 'nUTA5ErKJtVLzKj9CfKP1k4cG8efzuVShl4B+Trs850=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )