UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'l5sNYBNQiEo7gZgAvQcsx8CpAVG3b6WZNCXj9RDNdiQ=' 
WHERE 
  key_id = '255820f25bed4918aeeffc792305299a51c8a810689aa3570a5824ae5a9050db' 
  AND (
    token = 'l5sNYBNQiEo7gZgAvQcsx8CpAVG3b6WZNCXj9RDNdiQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )