UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Nx5R4wFph0ANpBKPFJOflevQ23bmMJocwC6WbIgXFmU=' 
WHERE 
  key_id = '828ad19c7db66ee0c589bc4a1fa4823cd621cd3b6a19154e5e83021a10d944b5' 
  AND (
    token = 'Nx5R4wFph0ANpBKPFJOflevQ23bmMJocwC6WbIgXFmU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )