UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'E3AUOfwjrMvjXfXjAvbyZfIQEKkzNVo0IjPAzDQAVWE=' 
WHERE 
  key_id = '7a44693a9fdaff3d370999d60f8c4d099b874f376e956dc32cceedf51434a83a' 
  AND (
    token = 'E3AUOfwjrMvjXfXjAvbyZfIQEKkzNVo0IjPAzDQAVWE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )