UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'n7WhYWYVbASBaJHmkwmr5HNqBd6QDNkzxPTt1q71YNY=' 
WHERE 
  key_id = '49cb493f30be6a10bc92fd58c8e67dc7c077821fbd9c3552c8da1f4a62241af2' 
  AND (
    token = 'n7WhYWYVbASBaJHmkwmr5HNqBd6QDNkzxPTt1q71YNY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )