UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '491R1Q36XNYuQU8+RRSht5LejekNM3A6n60YWRV8gwk=' 
WHERE 
  key_id = '26e9d796645e8e36706c16070512049e650cd6790eda24d597b8456180288ea0' 
  AND (
    token = '491R1Q36XNYuQU8+RRSht5LejekNM3A6n60YWRV8gwk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )