UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6sV/GtPsVudotfx8DEVYEiiorFAVK5RgxA5suSuIXW8=' 
WHERE 
  key_id = '320fea66e68a0ba5546209b89c41cc7fe198ce63530615a5bb26e9f07290207e' 
  AND (
    token = '6sV/GtPsVudotfx8DEVYEiiorFAVK5RgxA5suSuIXW8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )