UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '8JLn7LW3Lp2oL/BaxOsL/PufbHLaE8ivjN4boTel02Y=' 
WHERE 
  key_id = '9b9fd7f839a0f82a9cd81438495a9c3fdd55b6c6be6597e99cc43c5a6d534397' 
  AND (
    token = '8JLn7LW3Lp2oL/BaxOsL/PufbHLaE8ivjN4boTel02Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )