UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'LMYE9SJchIG2xGLzx+1BqQUwFbtdWdLI3wX5elm426o=' 
WHERE 
  key_id = '39502cea888b22adf57c52fda974c67af0ae06b2637d8baec3aa46965dd420bc' 
  AND (
    token = 'LMYE9SJchIG2xGLzx+1BqQUwFbtdWdLI3wX5elm426o=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )