UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'eXuVeuzUehRCQI1enYxXX8mJxWAEVDsxyNsSM0eU/lc=' 
WHERE 
  key_id = '79b782fce55852ce807343d33f7613318c735415db1238661d3871a1ca432121' 
  AND (
    token = 'eXuVeuzUehRCQI1enYxXX8mJxWAEVDsxyNsSM0eU/lc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )