UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'vmEiyWYTSttekoq0eLJ5OtjojX6qLNekN58n7o/PReA=' 
WHERE 
  key_id = '647f506b5330f9093c889e62e25c434f31e0c98ea1856c392bd7a36b620458c1' 
  AND (
    token = 'vmEiyWYTSttekoq0eLJ5OtjojX6qLNekN58n7o/PReA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )