UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'TtSqlOogc6bbXZb0jmIte69cnWtd9GZ4Y2S3/TJBxDg=' 
WHERE 
  key_id = '4a172f489d64ff06014e9556f33a135a46226821247297cd0983aa75bc974667' 
  AND (
    token = 'TtSqlOogc6bbXZb0jmIte69cnWtd9GZ4Y2S3/TJBxDg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )