UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Lu8AHNHzHB8c3TO5oghJ0IV1mJhEdVdL5G3vvkl7uZ0=' 
WHERE 
  key_id = '643ff94b7bc6d47abbc1766a5c3b0f9068c6b93f2026e588831788318fd06f7a' 
  AND (
    token = 'Lu8AHNHzHB8c3TO5oghJ0IV1mJhEdVdL5G3vvkl7uZ0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )