UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'pD2oSQuu6soTyACNGDmIfTSfiC7leIBt2QHOKT/tujI=' 
WHERE 
  key_id = 'c8d1d12777fc944f75accce639ecc2af83e0b99aaf05e13abb859747bfd895f0' 
  AND (
    token = 'pD2oSQuu6soTyACNGDmIfTSfiC7leIBt2QHOKT/tujI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )