UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ytopZSqq1dP3YT+fHm4JJpogMpHxng6VhcpD08nZQgo=' 
WHERE 
  key_id = '9ba0c78af1be2f17ad58bdd118a35bf4179de8dae3ebb9d6b45d6a9f06fb64a4' 
  AND (
    token = 'ytopZSqq1dP3YT+fHm4JJpogMpHxng6VhcpD08nZQgo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00034