UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'v94uqwN8aT82Ji91+t0rxzOY9vnGdGTpBKgbDSBujOI=' 
WHERE 
  key_id = '39ef82a4b4a7442dc76dc902079246ca66c660ef20bc72d55e84c9640046f18e' 
  AND (
    token = 'v94uqwN8aT82Ji91+t0rxzOY9vnGdGTpBKgbDSBujOI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )