UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Srz7y7Sgzmuq8iJOufHIhu9oG6jArTUun5H61JqyTK8=' 
WHERE 
  key_id = '4ba67227ed2888a8992e69535b5fa3421e5bd0d040b4155ce3b43baf3ca41720' 
  AND (
    token = 'Srz7y7Sgzmuq8iJOufHIhu9oG6jArTUun5H61JqyTK8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )