UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'wtH4Zva4LWqGltpCgxWdYwmBDk8DKX87geZ+HkqMJu8=' 
WHERE 
  key_id = '402c3dc29642485d17f339e85145f57a0b42bebcf066286527e7d90025bf44f4' 
  AND (
    token = 'wtH4Zva4LWqGltpCgxWdYwmBDk8DKX87geZ+HkqMJu8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )