UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'kVtG46wfnLlZRrSO4pglHlL+4fMX0eS1ghEY2K8pXwc=' 
WHERE 
  key_id = '208c42573bde97f2f89391e34b293afacaad0751500d1df5b827627a01382820' 
  AND (
    token = 'kVtG46wfnLlZRrSO4pglHlL+4fMX0eS1ghEY2K8pXwc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )