UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nWfoNf+lIBKsCfm3wg6ZX+MH7YP+toco/76wz78+Amk=' 
WHERE 
  key_id = '52eed5282bbbe9db73bedc84d65cf24da0519a6bbb438af2da0e17365bb2789b' 
  AND (
    token = 'nWfoNf+lIBKsCfm3wg6ZX+MH7YP+toco/76wz78+Amk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )