UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QuPZz/FJIPInmrFL78H0WRU7YZBNtob0HGiCA0g0XpE=' 
WHERE 
  key_id = 'a7e6954b186c764f3768e20f34848730a6fec997c9cc71055b7a928d7ef34e65' 
  AND (
    token = 'QuPZz/FJIPInmrFL78H0WRU7YZBNtob0HGiCA0g0XpE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )