UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'sM4MPJdCTEc8gNoLTxzuwFUNPZ0lphAwSSDrUbOw8l0=' 
WHERE 
  key_id = '8793b7bfa89fbd5daad0869bd4a45d1e702754d0f28f0e359b9e683e46142234' 
  AND (
    token = 'sM4MPJdCTEc8gNoLTxzuwFUNPZ0lphAwSSDrUbOw8l0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )