UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'BrxQtNUJNO7Nsk+tlaPiK8W+jY9DdjXg87eGG9iUTuo=' 
WHERE 
  key_id = '231ae162a64fd9631574906e1aeef609809c9eaf5fe65ea3be723c04b345cf5a' 
  AND (
    token = 'BrxQtNUJNO7Nsk+tlaPiK8W+jY9DdjXg87eGG9iUTuo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )