UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'CAwBzn5svnpWQbsqf2kk+Tr0qICn+9YYqGXohwQjKZg=' 
WHERE 
  key_id = '55b3701294aa794c4ea3a7ede287130ca9f88ea2783b76686134f10ec6e7c411' 
  AND (
    token = 'CAwBzn5svnpWQbsqf2kk+Tr0qICn+9YYqGXohwQjKZg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )