UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'wuS2VVMZqEcpSJmdM35/NBhmgDPLDO0yjeY5jfIFYao=' 
WHERE 
  key_id = '915b53b32404338f2e440b678b9b87df50a8b45a5f606a9941098e1615206b9e' 
  AND (
    token = 'wuS2VVMZqEcpSJmdM35/NBhmgDPLDO0yjeY5jfIFYao=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )