UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rs4Ch7vaM5yauDk5sKwlwJdHWV8S2T2hI6s5WCRHNZk=' 
WHERE 
  key_id = 'ff518cd6bd3cf7e5319af005b290a44c7f76daaf20e452bf0f8e03a5e9c76581' 
  AND (
    token = 'rs4Ch7vaM5yauDk5sKwlwJdHWV8S2T2hI6s5WCRHNZk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )