UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'tO2/Wadjd8iyC1gvu6I/YmMia0bORqAZLMEg5+x/Og0=' 
WHERE 
  key_id = 'd9df025e1ce80b2795603175f74ceee8a8fc1f5ff8b7ff4d242d71344dd5c1ff' 
  AND (
    token = 'tO2/Wadjd8iyC1gvu6I/YmMia0bORqAZLMEg5+x/Og0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00021