UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '3ECIFcGIQOx1po6IDSceF0RR3FdBe5XYM6WT85U0kh4=' 
WHERE 
  key_id = '21b268d167d65229f037a56ea046e77fce9745f11c9d9fcbdbbc29d1690175a1' 
  AND (
    token = '3ECIFcGIQOx1po6IDSceF0RR3FdBe5XYM6WT85U0kh4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )