UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'n6QQ02hQhJjhafkVtkVUR1aafjvtdFnLijenh9IlStw=' 
WHERE 
  key_id = 'de4fa4515a79d3a920184a82089711e5df434acffbe636ca093cd47d8b020334' 
  AND (
    token = 'n6QQ02hQhJjhafkVtkVUR1aafjvtdFnLijenh9IlStw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )