UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'svvwKCoeAqm1eiNG5sDVniIww65ve2ZR4IgmXGAgk14=' 
WHERE 
  key_id = 'a21c2ad4256700d8006d75daf8d8adfd8c390b073b0476422195d25ce1defc9e' 
  AND (
    token = 'svvwKCoeAqm1eiNG5sDVniIww65ve2ZR4IgmXGAgk14=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )