UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'uL99oQ7jXUOoWm7ViIQ+Iv2rYi1+qnLyiYnpKO/GrrM=' 
WHERE 
  key_id = '68f73b303e3040b1f6c68f6aaa0cbc6ee8887d82100f5e5ae85016ab3e1167a9' 
  AND (
    token = 'uL99oQ7jXUOoWm7ViIQ+Iv2rYi1+qnLyiYnpKO/GrrM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )