UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Rx3vqymn1ljUeQpr1eiZfZpCFJV+z8zw8LYrY3O+fds=' 
WHERE 
  key_id = 'af49b6fb4fb714c42763d092a2b77a40477eb70200773ffd8e6d74d06811495b' 
  AND (
    token = 'Rx3vqymn1ljUeQpr1eiZfZpCFJV+z8zw8LYrY3O+fds=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )