UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'h/NKkbJfOXKJvhZkoore2gjW2okO1xb95tZejQrkdjc=' 
WHERE 
  key_id = '6b4cf9ff2bf72e7eeb9342d8942e18a20ed14ebf9de05032725e57e998412495' 
  AND (
    token = 'h/NKkbJfOXKJvhZkoore2gjW2okO1xb95tZejQrkdjc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )