UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'NMHV2MMeGl3BOe+kFClfuG32fYT8WIoEwTbYAHnFH9A=' 
WHERE 
  key_id = '50b77e4e38f5167dbf83a322f5cfa9262a7635277401befbec9a422db38747a2' 
  AND (
    token = 'NMHV2MMeGl3BOe+kFClfuG32fYT8WIoEwTbYAHnFH9A=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )