UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Gw/1fExuo9jM0yKm4qWh29NP+D2a194kTeZmeiPEeDM=' 
WHERE 
  key_id = 'b39cba03bdfa4b8e09f26ea96c51a1c235b13f260c20e2a5ac303e2fc03ceb13' 
  AND (
    token = 'Gw/1fExuo9jM0yKm4qWh29NP+D2a194kTeZmeiPEeDM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )