UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'dkwU9MPc87yKmx/XLOj8kIBNKshcSM6ihnJpS+Iqo2w=' 
WHERE 
  key_id = '461d153fcf7a46ea5ba4cb97bf739fcb4abb7a68a528de0f02af3bf7af59a271' 
  AND (
    token = 'dkwU9MPc87yKmx/XLOj8kIBNKshcSM6ihnJpS+Iqo2w=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )