UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+PgFA46v6x6QMdIAIDNzOb21cXrJJmaNtYgw2vR9ZoA=' 
WHERE 
  key_id = '76f94764a30c95af806cc74d3c820a6bfeaa15e486b0133fb18e3f1905add30d' 
  AND (
    token = '+PgFA46v6x6QMdIAIDNzOb21cXrJJmaNtYgw2vR9ZoA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )