UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'P70MVZ66SG+YaZ5QNJh1dpAYye9s7Xi1o4po6oLGATI=' 
WHERE 
  key_id = '831595e386d8751e888c459e4b0f0de3417eb710a7236a2d7aec466441276aee' 
  AND (
    token = 'P70MVZ66SG+YaZ5QNJh1dpAYye9s7Xi1o4po6oLGATI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )