UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6C2lJ3OaW+gZRdwvWXku3/VnDYX5ycEIJLXWKA2VN98=' 
WHERE 
  key_id = 'ef5b2d3a0633833074e19fb7e368adb1542dacbe9447818de2519c9261a1496d' 
  AND (
    token = '6C2lJ3OaW+gZRdwvWXku3/VnDYX5ycEIJLXWKA2VN98=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )