UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'FKVzdo1jP5Y7tjaxSilksexC6fkNLINhhnnx38id0eY=' 
WHERE 
  key_id = '6d9edb2ddd44c8e4e1601fcce166c3287866f2d9e194e5f85509a92894908d7a' 
  AND (
    token = 'FKVzdo1jP5Y7tjaxSilksexC6fkNLINhhnnx38id0eY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )