UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/uEAzKtgP46OVlxhO4BbNnmtuzD72B+2DVbcVk9xYjw=' 
WHERE 
  key_id = '6ef4a0dc7fc1e59da0b592d54cacda9fa78b27c581946fd250855f24ae728d23' 
  AND (
    token = '/uEAzKtgP46OVlxhO4BbNnmtuzD72B+2DVbcVk9xYjw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )