UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4iwDwBX+slAplzu8+b0wbTIrcwGaSBk4HcNHx477ktY=' 
WHERE 
  key_id = '48b2e893f87e77dd75917c77fbad0464e347a7c4738c7f2cee447743180deae5' 
  AND (
    token = '4iwDwBX+slAplzu8+b0wbTIrcwGaSBk4HcNHx477ktY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )