UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QtYcTs5m5ZbRPhEz6BkhEW4+G+z7P0LlEaIeC//+8Z4=' 
WHERE 
  key_id = 'eab6f36b44afa04a112c84458d9507251fe209db184542e9d65065f69beb61b2' 
  AND (
    token = 'QtYcTs5m5ZbRPhEz6BkhEW4+G+z7P0LlEaIeC//+8Z4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )