UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'P/Pj4Mo4f85mLIZ2GBH61rv9iCnDCLNxSECk62a1cmM=' 
WHERE 
  key_id = 'd271eba5b7cb538af475955e6e4a2a8c434cc4cd5d109567359016c8de116327' 
  AND (
    token = 'P/Pj4Mo4f85mLIZ2GBH61rv9iCnDCLNxSECk62a1cmM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )