UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QAfhKYXGKlPFGiVA9FsAl32BaShiNNZbn2yqE2Lv93I=' 
WHERE 
  key_id = '49fc6ed85bbadac3d544073f310c9b6ac7f0331312857575f78405e3b5da732a' 
  AND (
    token = 'QAfhKYXGKlPFGiVA9FsAl32BaShiNNZbn2yqE2Lv93I=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )