UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QVejljV6atuMjRLvTvOgt9DCSCvJLDulUZ2tDf6UmDI=' 
WHERE 
  key_id = '623e2d9a7de02297a8851798ca44810d2827f733b01085955413313871ec8f2b' 
  AND (
    token = 'QVejljV6atuMjRLvTvOgt9DCSCvJLDulUZ2tDf6UmDI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )