UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QBNSI5LxX6hNzwS2Wer//2YobPFUqRBtkew6bQqAr+g=' 
WHERE 
  key_id = '18b3cdbce468c6f1957916c1e67d2338bb72ad69617f93d84fd56f3cd441e329' 
  AND (
    token = 'QBNSI5LxX6hNzwS2Wer//2YobPFUqRBtkew6bQqAr+g=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00039