UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '2PAsUmMUSqwGsTONkJliWIHVrycxWXkWw5UvlE3+z+U=' 
WHERE 
  key_id = '3a4da69fa13b1c86eb3cbce35602cc60d46950ff31b071b29dd95c40a702985c' 
  AND (
    token = '2PAsUmMUSqwGsTONkJliWIHVrycxWXkWw5UvlE3+z+U=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )