UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'W+M/Nx/RUT8FTBrzzOJeL8ft5DlKAmm+UsarXLMZgKY=' 
WHERE 
  key_id = '91d2b7da15e829f0fedf6f27a8f008113dc531cfc8734d2b135ecb65561de440' 
  AND (
    token = 'W+M/Nx/RUT8FTBrzzOJeL8ft5DlKAmm+UsarXLMZgKY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )