UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'srfepPv7EvHJvnz6nnYletBn0t4poyYBD1y+tFp1Nxg=' 
WHERE 
  key_id = '9fdf9537b89adf30716fcb540f553442c19e85d4c31df88569eff4d050f3d467' 
  AND (
    token = 'srfepPv7EvHJvnz6nnYletBn0t4poyYBD1y+tFp1Nxg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )