UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'uSQcbZzp2F9m0PKNpjTQh9H3VJc1tj4eKkx7+JTUsVo=' 
WHERE 
  key_id = 'f049b1f894c08b69e3e4b8b50b55a4c56032b3f6e603559d37c84940020b3554' 
  AND (
    token = 'uSQcbZzp2F9m0PKNpjTQh9H3VJc1tj4eKkx7+JTUsVo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )