UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4VxZp73p5bp3q8NChcHwVz/O4QR+eX+h3AMG0NttKZc=' 
WHERE 
  key_id = '3261ed6db2477fcc2a5cc0b71d1c8cc34e0ab538ae55e557006f79bf50499ed0' 
  AND (
    token = '4VxZp73p5bp3q8NChcHwVz/O4QR+eX+h3AMG0NttKZc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )