UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'x2jUzukJtGTG5CfJilfUykYbXkTyJPzleLG7yBejamc=' 
WHERE 
  key_id = '4329e70ef7ddf1030c8f21ce8cafcaea7646f00c0029b289003211f6664e318d' 
  AND (
    token = 'x2jUzukJtGTG5CfJilfUykYbXkTyJPzleLG7yBejamc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )