UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'GfBriYxAEWDloIqZjVz1gxiqQ7AfdVVE/eqNVGRofoE=' 
WHERE 
  key_id = '7684660beaa0d976ea5e5a63b505a17e2a91705da9c5d637c9089012fa1410e7' 
  AND (
    token = 'GfBriYxAEWDloIqZjVz1gxiqQ7AfdVVE/eqNVGRofoE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )