UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'bn50xhjfMdDEo9FRkHKQjy60etgZt9bPbJ8R/fxf/dg=' 
WHERE 
  key_id = 'd0786b71b5e16ba4c2dfaace8e669ee41625e2849b3b3eabcc60e04d0f587bd2' 
  AND (
    token = 'bn50xhjfMdDEo9FRkHKQjy60etgZt9bPbJ8R/fxf/dg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )