UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '7ZmW94oAUaTXrTTqdl8B39Ob6fDNFDHbrT9lTHP+vbU=' 
WHERE 
  key_id = '1b9b303478b7e9eeeb24394dfef236329da6c7a8dd65c7fa8818f73263542e8d' 
  AND (
    token = '7ZmW94oAUaTXrTTqdl8B39Ob6fDNFDHbrT9lTHP+vbU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )