UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'I6HSDwbGUy+UzB+E8f7yTqPK8LWTo8OKsCJ/2E+/KAo=' 
WHERE 
  key_id = '159d03d48615a1fa831a9fa8d763651d678671af2b19d076918a91853d1dab3d' 
  AND (
    token = 'I6HSDwbGUy+UzB+E8f7yTqPK8LWTo8OKsCJ/2E+/KAo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )