UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4lMk5KdaKdggeOxElqMflECkcZJUpEdIbJtZfDAkAwo=' 
WHERE 
  key_id = '39172d055396b0fc14bcf519d447bb235e1cf8c7afa515637a2f06a224b8735e' 
  AND (
    token = '4lMk5KdaKdggeOxElqMflECkcZJUpEdIbJtZfDAkAwo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )