UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'FHamv9MGSji5mJg5nnGy0VPZnf7FRCagi5V38WRBCFc=' 
WHERE 
  key_id = '503aac8c8d93635653b5da6e3d0da005744a18f54507898c4d5a7f7f37d2798b' 
  AND (
    token = 'FHamv9MGSji5mJg5nnGy0VPZnf7FRCagi5V38WRBCFc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )