UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'iQhkyc0FfOMvCIFWcHmmMHU7Kl/xoijzGiNgmO+qZ+Q=' 
WHERE 
  key_id = 'a2840d819313bd363de291251e3a5e5de74d64642a7786de88d9556f0b7253e5' 
  AND (
    token = 'iQhkyc0FfOMvCIFWcHmmMHU7Kl/xoijzGiNgmO+qZ+Q=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )