UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6v/4SqgW3UuuqcwZCvZmatlzKxh0tNzwlpslvtpKabs=' 
WHERE 
  key_id = '2b12ded057a5b751e45f737959d810872808c6c954b6b0516767a3cf0ca984bb' 
  AND (
    token = '6v/4SqgW3UuuqcwZCvZmatlzKxh0tNzwlpslvtpKabs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )