UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '5TbHnMueS35d3EyCAadH3KJqR+JNlJ6qZMA1c7+WRbA=' 
WHERE 
  key_id = '0a9897c76955025460fdb1eeacf0b7dc6051418838baeeb2cc2976e73f175267' 
  AND (
    token = '5TbHnMueS35d3EyCAadH3KJqR+JNlJ6qZMA1c7+WRbA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )