UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'XOZYSxFKOmmp5I3snRGooBnHtoaAujofIX06MTylrVs=' 
WHERE 
  key_id = '51fcbff460c5c1236c33cfc29ff0978c5012194781945411a2bcaf0c540a8433' 
  AND (
    token = 'XOZYSxFKOmmp5I3snRGooBnHtoaAujofIX06MTylrVs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )