UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Nqg0sZsNTMSOD2mh+gdtga5TOPPnXV+KUVKvlEcK9n8=' 
WHERE 
  key_id = '321aa87056873da1675e4ee19269c569965b258fe86199875f02039d283f073e' 
  AND (
    token = 'Nqg0sZsNTMSOD2mh+gdtga5TOPPnXV+KUVKvlEcK9n8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )