UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mCjBzSLJq/e7bH0DofKrbpNiLmqKH5FXMzaRwMrRFLk=' 
WHERE 
  key_id = '42bd5a87511de64528e0b44cd630b4851cb1938007425bdbf9b2fe5564446079' 
  AND (
    token = 'mCjBzSLJq/e7bH0DofKrbpNiLmqKH5FXMzaRwMrRFLk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )