UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'OQ4/E3fbrdMFLM2nr6YutEhSDXGPXr9sNUEBSK/jseg=' 
WHERE 
  key_id = '6d4eb787a80c3ba5c69b2e83fcd32b27e0bff30e8b114f891781a9c7cf0d0e0f' 
  AND (
    token = 'OQ4/E3fbrdMFLM2nr6YutEhSDXGPXr9sNUEBSK/jseg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )