UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'M97EizPixDsGZTE+R8F9plYOHLJhajj+4HWo/HXrEyQ=' 
WHERE 
  key_id = '8915dce25b71ccb8a3e695434718c311a94f6ed230bdd588feefb86a0475c1a9' 
  AND (
    token = 'M97EizPixDsGZTE+R8F9plYOHLJhajj+4HWo/HXrEyQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )