UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QnhFbJAgPlhaoHfxE3IpneLi5n1sR5myUChnRfvUKnU=' 
WHERE 
  key_id = '51af4857723be9d590d49c7e66abd3cf4fb1527a151d712e86670cf124306b3e' 
  AND (
    token = 'QnhFbJAgPlhaoHfxE3IpneLi5n1sR5myUChnRfvUKnU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )