UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'L8QPhem88LiK7np2BLzWd/+XEPJE63s/D5JnAOc9qFw=' 
WHERE 
  key_id = '0fd06536dbb495f17482bf721cd89751e0727fab4426d870be304a55061d301a' 
  AND (
    token = 'L8QPhem88LiK7np2BLzWd/+XEPJE63s/D5JnAOc9qFw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )