UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6xnQSzxjyCnnwdPrSCF3kEQf3mHAlqLPewws2XzntTs=' 
WHERE 
  key_id = 'd615a3beffa8ed99f6ff65b43331991e6ce6b11aaecc1d3b1cc61851ba2c7fae' 
  AND (
    token = '6xnQSzxjyCnnwdPrSCF3kEQf3mHAlqLPewws2XzntTs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )