UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'DhvOwkOu1lMJg832b6gSrtqGRLZYt1hIDDj3hpte4E4=' 
WHERE 
  key_id = 'c3bbf27462954c89ec0f620aaaa9da704b186b788f0fd7ae7fce5f5b29c05c05' 
  AND (
    token = 'DhvOwkOu1lMJg832b6gSrtqGRLZYt1hIDDj3hpte4E4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00043