UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '486XGBiIVWHUoUeoO0BrRzrdfCtxVcDm5Yg4occ6FKQ=' 
WHERE 
  key_id = 'd68778763d9cda4e68f090f184e307b14a574b5805a175102b087d9a45035144' 
  AND (
    token = '486XGBiIVWHUoUeoO0BrRzrdfCtxVcDm5Yg4occ6FKQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )