UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+6SdNWZoVk+ybVSAxG4Isw2nczAMAryyAGR82FfmZsM=' 
WHERE 
  key_id = '1dc29e34eb7330507399fac0d536dde957f457a5b04c4e4dd1d8fa9ac2c0dd28' 
  AND (
    token = '+6SdNWZoVk+ybVSAxG4Isw2nczAMAryyAGR82FfmZsM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )