UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'A0uRVE3RG9nhvc6PrNG1r9ZBUdjUFORSx325PXEBWNc=' 
WHERE 
  key_id = '8a62b294c65a72262f77b96e43e0930b2e9eeb3c478b29d5bb189beebffcd4a6' 
  AND (
    token = 'A0uRVE3RG9nhvc6PrNG1r9ZBUdjUFORSx325PXEBWNc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )