UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MtKZfoQaTZI0sCL/TnyhCcsK5A2CnN8MONMb8jhGzMU=' 
WHERE 
  key_id = '15e8ba0160d0f88f1d7e32384550b579d866241175fba64202d91f34bd48436a' 
  AND (
    token = 'MtKZfoQaTZI0sCL/TnyhCcsK5A2CnN8MONMb8jhGzMU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )