UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PDwFNgl5qStWAvZztwybDrbHSOzBZ843tjpLYzi1Kyo=' 
WHERE 
  key_id = 'd79d5e1453c939b494fac0e9f0354332781361c209e8cac6b9e8c506cd2c0398' 
  AND (
    token = 'PDwFNgl5qStWAvZztwybDrbHSOzBZ843tjpLYzi1Kyo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )