UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mRjeCqy077NRB6Gw9IPbYS63gl9Vnb6LiBO8nPqLRCU=' 
WHERE 
  key_id = '39d4ddabb24429e0715ba50b517f1ffd1ba02eefb964ccd74a6eea68194ab145' 
  AND (
    token = 'mRjeCqy077NRB6Gw9IPbYS63gl9Vnb6LiBO8nPqLRCU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )