UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '5lYoEHCykgGTSXpiRPdx9/QWqo7adIVaJXt7ZxyDE8M=' 
WHERE 
  key_id = '45f78547cce5a2c71ac4d4dcb9781518634f200992418d33841b9b80888b2d9a' 
  AND (
    token = '5lYoEHCykgGTSXpiRPdx9/QWqo7adIVaJXt7ZxyDE8M=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )