UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '1/aQlpMQ+y1ESGwXCsCc+mtEbQu5fa8FQBU98t1c6dI=' 
WHERE 
  key_id = '993f6697d2d84b6b0952bfbd0afb96398f3719714f0ce80cdf70a841719b0aa4' 
  AND (
    token = '1/aQlpMQ+y1ESGwXCsCc+mtEbQu5fa8FQBU98t1c6dI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )