UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'r6F0PW7YI29iwFMsihy6vhnCEoyq8l7Lz7TwYKkh0/4=' 
WHERE 
  key_id = 'ad0b2e63426e9e6652462cb8932b20bf55dca269603799abd0bf3e9c77c7e82a' 
  AND (
    token = 'r6F0PW7YI29iwFMsihy6vhnCEoyq8l7Lz7TwYKkh0/4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )