UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'AZ68HeQvGQAN/s4OorkuTVkaqaUpgQUmxQl6eWvsXIY=' 
WHERE 
  key_id = '55bc407b18945248cc8952045fb8190966db29ac089274e54e03e203fd99abbe' 
  AND (
    token = 'AZ68HeQvGQAN/s4OorkuTVkaqaUpgQUmxQl6eWvsXIY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )