UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'W3mPxeQE48+NghgiCxCZi7qd5ZCq7eALZe5LmS65m/s=' 
WHERE 
  key_id = '6a35447dd1746e2b8307a406eb881cad1e97c254402dc56cac4dc062cf15a3a1' 
  AND (
    token = 'W3mPxeQE48+NghgiCxCZi7qd5ZCq7eALZe5LmS65m/s=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )