UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'EpVxlAfKGPga7reNmenq/YT4wULc9KtrwFfwVzfs+JA=' 
WHERE 
  key_id = '028b49db2cdd16bc088c6f6f7658784d83831e34fe66c7b458d777949485294f' 
  AND (
    token = 'EpVxlAfKGPga7reNmenq/YT4wULc9KtrwFfwVzfs+JA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )