UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'kTGnf2EH6g1rBaP5iIohB3GnVpem4A6IsURfZZFisiI=' 
WHERE 
  key_id = '051e4c0deba450c1a5935dd861e352eb84f27141a95453262db84b739e9f5657' 
  AND (
    token = 'kTGnf2EH6g1rBaP5iIohB3GnVpem4A6IsURfZZFisiI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )