UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'yxox81LOAzdfURlxPQpvRd6vGUt2nRNehesEg8z2fb0=' 
WHERE 
  key_id = '9631c18899fa6dc085f73ce27293025409a9805637d380c2eeb1d856fbea4b1b' 
  AND (
    token = 'yxox81LOAzdfURlxPQpvRd6vGUt2nRNehesEg8z2fb0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )