UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'S5WnUruep5NcXLZTmrNBpA+elN3xxeuCRMrLx4AZ7/Q=' 
WHERE 
  key_id = '5953830f89b8b197751cbcdde049df5507912f9c59b2f776e2acfed7161c9308' 
  AND (
    token = 'S5WnUruep5NcXLZTmrNBpA+elN3xxeuCRMrLx4AZ7/Q=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )