UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 't968f1TmaJ5ZXlxILvemS2o+gf6irwoYEnV1nPruTPo=' 
WHERE 
  key_id = '1ec0cee23daab72beece0ba50632d99e11fcd7fbffd762a65fba495275a10779' 
  AND (
    token = 't968f1TmaJ5ZXlxILvemS2o+gf6irwoYEnV1nPruTPo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )