UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PLTIhJoRXeiOIFgjfCvWHWx3gvJ7dg9tjeksGiYjHdc=' 
WHERE 
  key_id = '7a75577f92aba11bdd253b5a5e2b5533d047a55b284072f3b972b22b13f3af4b' 
  AND (
    token = 'PLTIhJoRXeiOIFgjfCvWHWx3gvJ7dg9tjeksGiYjHdc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )