UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gyaRLDsRTVu/aM9EpWWsfmGv7Ha1ZC3M+ZWP4Kxg7oM=' 
WHERE 
  key_id = '8547ce8e3bda6efe85a5326592b89a91e6a9035ce7549230f2ec08c0e8dd6dee' 
  AND (
    token = 'gyaRLDsRTVu/aM9EpWWsfmGv7Ha1ZC3M+ZWP4Kxg7oM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )