UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '8v6/i6LyLNgjMkbJOicc3RnMPI2F6ARIU6ZEOuVbViI=' 
WHERE 
  key_id = '3dc2b841b4d4e541b334cc98fc803ea6d80e90505954e15331988228b0d5fda3' 
  AND (
    token = '8v6/i6LyLNgjMkbJOicc3RnMPI2F6ARIU6ZEOuVbViI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )