UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KzwZXl65lVmcrdOQHmqPhLLeVzaGfvXTBMcLE3trnt4=' 
WHERE 
  key_id = '688e268f377ee155645403e128ceb2b6eca69584a6e521f53de035aaa55f3761' 
  AND (
    token = 'KzwZXl65lVmcrdOQHmqPhLLeVzaGfvXTBMcLE3trnt4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )