UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'OUaqLqNn9avK0r1vWQfAYkC2JFtjZ66YxnC+exZ2ibA=' 
WHERE 
  key_id = '27b94e2ebf3c025e6d64b9d7e5d1683c05d11bc61f60b5a0503ba70806dcf15c' 
  AND (
    token = 'OUaqLqNn9avK0r1vWQfAYkC2JFtjZ66YxnC+exZ2ibA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )