UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'flj2lZZ77GJMjb9xN+W5n952XmCYlb4bt2Mwqai1MYg=' 
WHERE 
  key_id = '2e53750d0a7c0a4d4383fd03f45e75e0197454c493ec2230e82e5d79c5d9367b' 
  AND (
    token = 'flj2lZZ77GJMjb9xN+W5n952XmCYlb4bt2Mwqai1MYg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )