UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'b5l6Qc/6sAUqKkDJ3z0fqYtUoyI+aEcEXAps3cNYeps=' 
WHERE 
  key_id = '720e0c8e27b49915e0ead6dba846efb51ab108b85a2ed7a480650bfb234d2692' 
  AND (
    token = 'b5l6Qc/6sAUqKkDJ3z0fqYtUoyI+aEcEXAps3cNYeps=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )