UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MW3DXSN3Kw7k7ZA7FHYxGF46lLG1xXUaJ54OEH0rVco=' 
WHERE 
  key_id = '602239e2aa052f73bc6c0b77cd6f5f368eb43fd5c9f0874f70d9983620ed4270' 
  AND (
    token = 'MW3DXSN3Kw7k7ZA7FHYxGF46lLG1xXUaJ54OEH0rVco=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )