UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PRASiKwZGgA7iwDdivrFaTOHwWRY5du8GfH8Iz//260=' 
WHERE 
  key_id = '5418e546af945f095b852f6660082059ebe6c25c9cadca314d107b45ba47d7cd' 
  AND (
    token = 'PRASiKwZGgA7iwDdivrFaTOHwWRY5du8GfH8Iz//260=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )