UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xPewztxDj4ntOgUu1MKK0dIMJiA9QvYP8e+daGXPITQ=' 
WHERE 
  key_id = '28c760515859da1b11d1f52ed4bcf0707ce17ba9b355f49ec61aec0703658bbb' 
  AND (
    token = 'xPewztxDj4ntOgUu1MKK0dIMJiA9QvYP8e+daGXPITQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )