UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'M/XSB/0H3x2ls1r13ibzv6yBAn51q+e5NDnUeuG8G8s=' 
WHERE 
  key_id = '83571266a323feecc97025998ccfc09997e7a67d528781d21b4e0a7e158cf278' 
  AND (
    token = 'M/XSB/0H3x2ls1r13ibzv6yBAn51q+e5NDnUeuG8G8s=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )