UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Fny0XsY+iH7t6jHS8MZtYI2yX5V/cSoS2npff+W3xq0=' 
WHERE 
  key_id = '893895c819353eb6db388a1520744eb697dbcf603b44827adda95a33944f4704' 
  AND (
    token = 'Fny0XsY+iH7t6jHS8MZtYI2yX5V/cSoS2npff+W3xq0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )