UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QThbodepEopFtkVrJeAtBxMyqKYrXxlYNkcq3sd8QtY=' 
WHERE 
  key_id = '31d7218b19e6f2078f077ceac35b9fa188eec025ff2b9a9936c3245096294386' 
  AND (
    token = 'QThbodepEopFtkVrJeAtBxMyqKYrXxlYNkcq3sd8QtY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )