UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'TMrhPZ9APvfn/tmiWlTat/ZohT4EJQ1H1n7W5+wWAes=' 
WHERE 
  key_id = '6305eed9ad44faa8c6103aff3451f2671e746d843baef4c86bbcd73961b2b939' 
  AND (
    token = 'TMrhPZ9APvfn/tmiWlTat/ZohT4EJQ1H1n7W5+wWAes=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )