UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '9mjZCSwcWIMfwKFbti46CiW1kDS1FIMYEjpNPjEdS1w=' 
WHERE 
  key_id = 'ac4a1dfd3fb12e79548d4f9f909ff296b448b1423300e7ffd4454648e3080451' 
  AND (
    token = '9mjZCSwcWIMfwKFbti46CiW1kDS1FIMYEjpNPjEdS1w=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )