UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'welyJCfekhrpdCaD9IJmDbzt9xFMA/DCDZ1oG9ctmsA=' 
WHERE 
  key_id = '51c5ccdd5ad347b969a16f5d6e3e26ae501f29c2ff81cc097c39840459a6dfa6' 
  AND (
    token = 'welyJCfekhrpdCaD9IJmDbzt9xFMA/DCDZ1oG9ctmsA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )