UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'unNq8ShsnAk8gpyJ96JTnIb2e/Yxayo0WHCMJNIUiaI=' 
WHERE 
  key_id = '789a6be35607ade601f9ccf02e70b260486162b90ec9a3058b7fd83c0901e00c' 
  AND (
    token = 'unNq8ShsnAk8gpyJ96JTnIb2e/Yxayo0WHCMJNIUiaI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )