UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VrGMVbfJwBcofJS0g/APqZUVp/vTugS3NB18kW/+Bjc=' 
WHERE 
  key_id = 'a79c81eb7db6bed0c7469fdebdd0754948d9d4990b343971830a01b9fe3a8d4f' 
  AND (
    token = 'VrGMVbfJwBcofJS0g/APqZUVp/vTugS3NB18kW/+Bjc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )