UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'HPHnIBDp450E5HdZWdch6MRKlMO88yA9o/HEaJ7EnO4=' 
WHERE 
  key_id = 'dc365a8d16dd7701988a20c3da3bfb9a97b4cc9e6da07b26d0a34326ae2996b0' 
  AND (
    token = 'HPHnIBDp450E5HdZWdch6MRKlMO88yA9o/HEaJ7EnO4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00023