UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'JqmG4LYerfnvYJY0MSba1Iuva4r29DcZyrixmCUIdu4=' 
WHERE 
  key_id = '6af6df8a33c308b8fb685f80221d2f240eb73a02d2dfb6d54e4958464a936893' 
  AND (
    token = 'JqmG4LYerfnvYJY0MSba1Iuva4r29DcZyrixmCUIdu4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )