UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '74CGhVXKO/T9v4nPNTwZifKNH8aJbRfup37EWefmvw0=' 
WHERE 
  key_id = '21197bdf8944b097a8fb4b9d5441e436e85aefb9cbfc9debdbcec9649f1fe1db' 
  AND (
    token = '74CGhVXKO/T9v4nPNTwZifKNH8aJbRfup37EWefmvw0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )