UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'B3OAJin86DKQaNvG4INcfseogKliGHJVUSY18JOgxnM=' 
WHERE 
  key_id = '51de8dae17495ccea4637c28d6d5a576c43cf2748bdee9b1bd0869c85943652f' 
  AND (
    token = 'B3OAJin86DKQaNvG4INcfseogKliGHJVUSY18JOgxnM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )