UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/Q/6cmULUFjmx0WAGBMXu9Kp/AGXD014Bl4A2V3KihA=' 
WHERE 
  key_id = '3f7c78a8fb4881223f20c0789367d5cee17b41fc186df025d80758d2258eb0df' 
  AND (
    token = '/Q/6cmULUFjmx0WAGBMXu9Kp/AGXD014Bl4A2V3KihA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )