UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'L6k25qCvpIMf/O+usxQNoGxZTFl6meJuRu2cTUGSWUI=' 
WHERE 
  key_id = '3c99bdd2121251f0886b353cd5391d264ec9a8e72408e42d122506edb3fb9720' 
  AND (
    token = 'L6k25qCvpIMf/O+usxQNoGxZTFl6meJuRu2cTUGSWUI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )