UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '93hDpfa1M/Vw5w3BFuIlvKEtvrm0nhz+9oIaL9Ez9WQ=' 
WHERE 
  key_id = '6a6f84c02e47c0fb8dde1a2e83a04e3434a8a2c9cee12500b8a598e5aa70b4cd' 
  AND (
    token = '93hDpfa1M/Vw5w3BFuIlvKEtvrm0nhz+9oIaL9Ez9WQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )