UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Im4fU4OlsTg+v9SpC2vtWXifHqjD1NqElCkhm8ST5N0=' 
WHERE 
  key_id = '31b71654e36c0c087ea3844d86b1165ffd6800b238cab5f83d146dce013969d6' 
  AND (
    token = 'Im4fU4OlsTg+v9SpC2vtWXifHqjD1NqElCkhm8ST5N0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )