UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'q4ZPxum/2F5ujn7VLbR6WNRqSxey5cHO/1PGzaIu/8w=' 
WHERE 
  key_id = '5a97825d28e12fccc7467342c24b4b3b86a051dea0c5806ec79d51b5a38ed8fe' 
  AND (
    token = 'q4ZPxum/2F5ujn7VLbR6WNRqSxey5cHO/1PGzaIu/8w=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )