UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'sIkaOMZslqo7iwSJSGtMyb+5LndDq2kAsWrjerVA/cg=' 
WHERE 
  key_id = '6943f4fc932ac7b079abebac944910aa60774460b07d9036576bd63cebc4e7f3' 
  AND (
    token = 'sIkaOMZslqo7iwSJSGtMyb+5LndDq2kAsWrjerVA/cg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )