UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '94cUEFG1ZN6GKrn7iEVt28GyyUNWAvKkIT3K3wTe8wY=' 
WHERE 
  key_id = '21123b562b36755a77775fee662e8ebc1bbf84e5c7603944dae0968ce72dfe03' 
  AND (
    token = '94cUEFG1ZN6GKrn7iEVt28GyyUNWAvKkIT3K3wTe8wY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )