UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'V6nZylbSWwrIbs0yRypvsEnsjUCw/m5S9VBhf8iyDKA=' 
WHERE 
  key_id = '28c0a060f5d7a2e7737443ecb0e02d98f23dbc09b69ab3ba047a6bacd36bc82f' 
  AND (
    token = 'V6nZylbSWwrIbs0yRypvsEnsjUCw/m5S9VBhf8iyDKA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )