UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MBRKBEyxcn/qsh+9bOMgR253SA3V6FBJ6Z4oTzhIyGE=' 
WHERE 
  key_id = '8c18f6494275cfce1c9716e545377ebab04ca3c6d0df21606d8daf6d3a1a3772' 
  AND (
    token = 'MBRKBEyxcn/qsh+9bOMgR253SA3V6FBJ6Z4oTzhIyGE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )