UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'r1z+rGOEahLf+ukQqPXdh4NoCt4u1iSHuugoJmsKi6w=' 
WHERE 
  key_id = '1b159df8df943bc91cd4ad855f8a49c4fa96f23ffe082696794a43d8dea5ef8e' 
  AND (
    token = 'r1z+rGOEahLf+ukQqPXdh4NoCt4u1iSHuugoJmsKi6w=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )