UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'pshkwORSEWxfKZyuGar7TFhbsQVqFuQbEBgkGHYVVyg=' 
WHERE 
  key_id = '81bb9a2e50e02730ddd48aae940e40de3b09a41a9e07f546fd14f705a760763a' 
  AND (
    token = 'pshkwORSEWxfKZyuGar7TFhbsQVqFuQbEBgkGHYVVyg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )