UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '7/kWgecK5qgzU9gRFpohXB5kLgI+Pot76/aLkW9TaTo=' 
WHERE 
  key_id = '9db34921016f594ecc796b9039b12357c605e7d48b1b4c34c71ed32b0e738883' 
  AND (
    token = '7/kWgecK5qgzU9gRFpohXB5kLgI+Pot76/aLkW9TaTo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )