UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zcQWmf+tN6q4vWGRMKrDVlOL6BZXD/gdr45zrQLp6HU=' 
WHERE 
  key_id = '78e315012f1ca5377b44f61b54502b48dcfa1874fa996f020408878880303421' 
  AND (
    token = 'zcQWmf+tN6q4vWGRMKrDVlOL6BZXD/gdr45zrQLp6HU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )