UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6WfYQehf7Agc9l3CFVHffP9KsJIohw0dfebILzG0BTg=' 
WHERE 
  key_id = '2675de15c476b8a92d004f3120b4a6eecd388211cec2103e4cc373bb0d331868' 
  AND (
    token = '6WfYQehf7Agc9l3CFVHffP9KsJIohw0dfebILzG0BTg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )