UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'X9QLw/n4uclkt6VyDgn5U/6aaMuJB7X/RVq+xf35+04=' 
WHERE 
  key_id = 'ecfaf4ad9f34e3776cb6c1f5e859a37c497d36239fe86b108d308fb70f9a4a72' 
  AND (
    token = 'X9QLw/n4uclkt6VyDgn5U/6aaMuJB7X/RVq+xf35+04=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00025