UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Mm9nfGkagH8KxvLdVgjbASxkFpgsyzJ379ZIfmaEtP0=' 
WHERE 
  key_id = 'af739b5e25c2fc92688a030db5e970e03898c1ab0c691df5857cfcb05e978284' 
  AND (
    token = 'Mm9nfGkagH8KxvLdVgjbASxkFpgsyzJ379ZIfmaEtP0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )