UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zF81+REiOpyMkPCbaJJiB+Z05KqqdaI3VlQ/BjHARck=' 
WHERE 
  key_id = '492c532be616446c4753fc100819c22f50818aafa19bd80385f6b51ccdf8686d' 
  AND (
    token = 'zF81+REiOpyMkPCbaJJiB+Z05KqqdaI3VlQ/BjHARck=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )