UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+54Nz7GyEzITQEAbI8Fod2ETYjsdSkGbydjnaev6ieo=' 
WHERE 
  key_id = 'c81a99528acf0428f18e9c3420a30134f877548e42ef26a94cc9605ff7572569' 
  AND (
    token = '+54Nz7GyEzITQEAbI8Fod2ETYjsdSkGbydjnaev6ieo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )