UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'U4zHsaAk3aiVFmdariuvjJt11EulCNQdZwHNJ+NYvDM=' 
WHERE 
  key_id = '9aa96c2d12069ca09a030daf52ef0ef0dbc41cb3fd5c9b4b867a1bd7af7235ac' 
  AND (
    token = 'U4zHsaAk3aiVFmdariuvjJt11EulCNQdZwHNJ+NYvDM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )