UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'OLmTCDjDyZXAAsCIOQi9cn1pRdlHbSZzmI10IHNJG5A=' 
WHERE 
  key_id = '851caf9e2ddeb79bb83e8ce639d9e434144bfec974f0698d3042b938cfd1d32e' 
  AND (
    token = 'OLmTCDjDyZXAAsCIOQi9cn1pRdlHbSZzmI10IHNJG5A=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )