UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6W4+XMip3B552K0cp4PSSiwYOJt9r395mCuXamf6xCs=' 
WHERE 
  key_id = '36f8bcb00174b4d1a7f2520afbfcaabfe88891537b42ecd657e748f77abffdaf' 
  AND (
    token = '6W4+XMip3B552K0cp4PSSiwYOJt9r395mCuXamf6xCs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )