UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Q+WTWWYFbacIp1WAa5PdzJe/gw3Bj8ZJA1STrBG8/Mg=' 
WHERE 
  key_id = '4491b35402ee3c740bbdc0cc82a3547a4ac0fdb9eee5aa46a3d30b88e3f74c7e' 
  AND (
    token = 'Q+WTWWYFbacIp1WAa5PdzJe/gw3Bj8ZJA1STrBG8/Mg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )