UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'q8xqdfo2enHDMDlhqjsQau7usHh1W79j7iIlSVbhq2c=' 
WHERE 
  key_id = 'f40fa6185670ac36635aaff918334610da90bf217645a3de9bcbeef93de0c918' 
  AND (
    token = 'q8xqdfo2enHDMDlhqjsQau7usHh1W79j7iIlSVbhq2c=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )