UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Jwbaf2Hhjb0wuIrXsdZsmJ6nSvXjr0zrAocHy3MOi/o=' 
WHERE 
  key_id = '9c3c629509b624ffde6df2086d629b5cb041f0b89528d368a701038bb1d8fb1e' 
  AND (
    token = 'Jwbaf2Hhjb0wuIrXsdZsmJ6nSvXjr0zrAocHy3MOi/o=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00025