UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+6WHTUG5yQ3UN2d+sc88QJpkl2ZYa0tm7Dx74KG468I=' 
WHERE 
  key_id = '2a4e9afa7472d7184980790e7b7f6ebc7e77167d21323c385dad2a7a6612e4ca' 
  AND (
    token = '+6WHTUG5yQ3UN2d+sc88QJpkl2ZYa0tm7Dx74KG468I=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )