UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'r+nzLuUzGi62K3tpeyA1h+zwEFs69vhr2breD2ZQlZY=' 
WHERE 
  key_id = '97f08deddeba282b7f56789d94f022ec4cdf18123b1c32548a58511d0493f61b' 
  AND (
    token = 'r+nzLuUzGi62K3tpeyA1h+zwEFs69vhr2breD2ZQlZY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )