UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ZckWb0gityoBuPtg4Cfe0ErKnmxLWQXAPMGVtoanT30=' 
WHERE 
  key_id = '3270b51333e6397dcad334907e259b7de65d9eaac39fffd97217725259368219' 
  AND (
    token = 'ZckWb0gityoBuPtg4Cfe0ErKnmxLWQXAPMGVtoanT30=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )