UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '3gn//b1GLfFOh+PRBYFX89Nq070e0g5+gE5nWiuH79U=' 
WHERE 
  key_id = '79540bc7b4e08fed07be28f4128728e55082143012f70865fdedfba72f363787' 
  AND (
    token = '3gn//b1GLfFOh+PRBYFX89Nq070e0g5+gE5nWiuH79U=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )