UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'T79XzRUWTIh/5YQLIqSuizc7peddV17cF+OGOSrR6qk=' 
WHERE 
  key_id = '939dad6b1d36ebeba462eefbd36bf970f027085324b97d6f7a44e223510105b2' 
  AND (
    token = 'T79XzRUWTIh/5YQLIqSuizc7peddV17cF+OGOSrR6qk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )