UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RUf7b3UaeRy1l7cgnY2d3gzgTXS8GSYcqCAtbgYUu/M=' 
WHERE 
  key_id = '34c4f2547d4836ecf26d02b398efe904b21f8be9394c412d6ec41e92b73855d7' 
  AND (
    token = 'RUf7b3UaeRy1l7cgnY2d3gzgTXS8GSYcqCAtbgYUu/M=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )