UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Qn/4szzOVXwqwmRJ0PitbyJtrPZAAEgBK6X0+vgQUdE=' 
WHERE 
  key_id = '687edf9c07cb54b9e9849dcf6c019fbd99183f433f6ba6fc002fcdfd6a5c38c8' 
  AND (
    token = 'Qn/4szzOVXwqwmRJ0PitbyJtrPZAAEgBK6X0+vgQUdE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )