UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'r5PUh/8fgYzZs7H50z59UtbD5tRFbi0FHUfFuiB6u0w=' 
WHERE 
  key_id = '855b49192546d4621a213b1cfc22c46608bf274ec4d3dc6bf8d75806111ca22e' 
  AND (
    token = 'r5PUh/8fgYzZs7H50z59UtbD5tRFbi0FHUfFuiB6u0w=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )