UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'GMCM/5CjNnYzvH/6Rwnlp1BWF/s8n1+1hPrGlZJjd64=' 
WHERE 
  key_id = 'e798c37ad83270e96a530ca6e1c9ab8267c28b44e6c29d5fa5d887bb94aa6e73' 
  AND (
    token = 'GMCM/5CjNnYzvH/6Rwnlp1BWF/s8n1+1hPrGlZJjd64=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )