UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'dZ+YNfvixzOSgTfkzeWt29H0DKqvfCBRIu6ewVgk//s=' 
WHERE 
  key_id = '692944ff8612c89328ace23502def2b3f920315ce7786818e34a79e114e09340' 
  AND (
    token = 'dZ+YNfvixzOSgTfkzeWt29H0DKqvfCBRIu6ewVgk//s=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )