UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'C1a4WwR4zv5mqGrms0YL600jI7k1zNa0tzo3Ja79JAE=' 
WHERE 
  key_id = '5349f14e1b2575033c9e53a1d04a2a246ca0bf5661aa3beeb9cb1544f236893f' 
  AND (
    token = 'C1a4WwR4zv5mqGrms0YL600jI7k1zNa0tzo3Ja79JAE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )