UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'vx+pSeURmqO4enFMgWgZCbBXt6IfeYjtC83iDUH2Kew=' 
WHERE 
  key_id = '99a21a51733af938787d9bd4145edf44cfcfc4030f7e477324b74397e3b57884' 
  AND (
    token = 'vx+pSeURmqO4enFMgWgZCbBXt6IfeYjtC83iDUH2Kew=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )