UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+VKuGDrLpFAKiZkOzmpyr24loM467tBeNyTXCDHOvRk=' 
WHERE 
  key_id = '30a5fa73b187cfc868658a67d1d42e18a30f2869bdf91f2c742df686557ba3d9' 
  AND (
    token = '+VKuGDrLpFAKiZkOzmpyr24loM467tBeNyTXCDHOvRk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )