UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'd8AtpT0PFtD4b6xfFnRluQdwaaHPkyMeIXizsKHWBZM=' 
WHERE 
  key_id = '508b2d8ce6080055c0bc3b867e8f3c83288af14269f197df150676f0c97d7b10' 
  AND (
    token = 'd8AtpT0PFtD4b6xfFnRluQdwaaHPkyMeIXizsKHWBZM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )