UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'A9JZ+qOed9LzGEx8zKS/ycYiRLINlhAz6qFKIIiX/F0=' 
WHERE 
  key_id = '038a4d4693c7a1b5cf5ec4e99788dce141f208ebd7290b7e3b4d6d75a1c6a417' 
  AND (
    token = 'A9JZ+qOed9LzGEx8zKS/ycYiRLINlhAz6qFKIIiX/F0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00026