UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'BCU76jTjqqxMSg9hEg0d1JX4Hh6Dvw8svTQ+BjstR60=' 
WHERE 
  key_id = '5db2d8558e2c1ad59798658cc8aeb0c75eee95862f47e82e11a6221c475cf846' 
  AND (
    token = 'BCU76jTjqqxMSg9hEg0d1JX4Hh6Dvw8svTQ+BjstR60=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )