UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'okI2LM4wQPx7ipUdNAtU6Y0iwJX+v+G8VqFk5yur7A8=' 
WHERE 
  key_id = 'cef19baaac9d175fcee1bd073abb49796018eb0d7cd6d33332a7a46c690af806' 
  AND (
    token = 'okI2LM4wQPx7ipUdNAtU6Y0iwJX+v+G8VqFk5yur7A8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00049