UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PKNzoa+2Q5iY+iOpWJhqj39wawxbOXljLOxjGOWRnMI=' 
WHERE 
  key_id = 'd6866f6cdf2fa70dbbd48cd678062364018724c02e713a3af2468efe4dc66ba5' 
  AND (
    token = 'PKNzoa+2Q5iY+iOpWJhqj39wawxbOXljLOxjGOWRnMI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )