UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'UymBoh36lBjK9dDcz3E0vDkd4liVKcze8kqSm3VSQtY=' 
WHERE 
  key_id = '1cfccf9340de4ff0f740a674dc36a754210f2e020fbe9a477d4b4a2cd0aa8dfe' 
  AND (
    token = 'UymBoh36lBjK9dDcz3E0vDkd4liVKcze8kqSm3VSQtY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )