UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'IKdH9gXeCVAR21qqYGTR4eEtN6evLs1sfYkzjybOxfw=' 
WHERE 
  key_id = '68cef6ea9a3ad005cf11bc70af69eedad191065ab17d80faa1ca38d995f28188' 
  AND (
    token = 'IKdH9gXeCVAR21qqYGTR4eEtN6evLs1sfYkzjybOxfw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )