UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ln4MPkzVsQfBKricQVYIiRvRBxlAr8xJWLTZ3hpR+1E=' 
WHERE 
  key_id = 'e971906737d8f17ef7ae03a62dbfb1683c409548e515865b23324d279512bbb4' 
  AND (
    token = 'ln4MPkzVsQfBKricQVYIiRvRBxlAr8xJWLTZ3hpR+1E=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )