UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zde+6GxD9Pshaay6axjPiXLb37UHeeX9OG3LYOdrPzM=' 
WHERE 
  key_id = '20f1e86236900e45ec831efc979317372db7836fac7420c9a1aebea6b37e6dec' 
  AND (
    token = 'zde+6GxD9Pshaay6axjPiXLb37UHeeX9OG3LYOdrPzM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )