UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '08SYfbLELVLTpUMIq+RSltjhIISwTFmRjzsXcnv2X30=' 
WHERE 
  key_id = '19993ed19c891335d9d9b3997e4f5c41a7eaf836733d5e5aefe38429f6d4f43d' 
  AND (
    token = '08SYfbLELVLTpUMIq+RSltjhIISwTFmRjzsXcnv2X30=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )