UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '8MRq3jq1erGqvowdPCkgQQtZM4bg266SOUuUMurBrYY=' 
WHERE 
  key_id = '992a11a13e06b762815af8e66a9ef3f77ed08f1a07be58af2f844e0d54c94f30' 
  AND (
    token = '8MRq3jq1erGqvowdPCkgQQtZM4bg266SOUuUMurBrYY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )