UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'CY3sKamGDNJxNql4fqlHK5/b8aY8qZvKUqhYTIXnJBQ=' 
WHERE 
  key_id = '6eaf5433d232dca436c5b79061a2ac244a602bb0bb9d3e678f890e8d08b97fa9' 
  AND (
    token = 'CY3sKamGDNJxNql4fqlHK5/b8aY8qZvKUqhYTIXnJBQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )