UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '1ZoQH7//r/gcoIIYSPlNJnICIZ2hppZ8kY8gyGcEDb0=' 
WHERE 
  key_id = 'c319f26facb12a073a9b2bc3ece628d7a6b89a259e814ed6bd3791dc24ef9b0f' 
  AND (
    token = '1ZoQH7//r/gcoIIYSPlNJnICIZ2hppZ8kY8gyGcEDb0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00040