UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '8vrRjmYksBnUSxRSnjcbwWqW2cLmE0g6MtMhLB5KcX0=' 
WHERE 
  key_id = '8705f53e14f29cafa96bdbf0a929c3c012db47c67fdc5223c9401471b0b2ccbc' 
  AND (
    token = '8vrRjmYksBnUSxRSnjcbwWqW2cLmE0g6MtMhLB5KcX0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )