UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'JcKuu+kuUP/svnpnYhcdWKMe/dwCO/1+oN06ru9SfSc=' 
WHERE 
  key_id = '51f656a2f69c438f53aa5653f7f8a2e31d726cd1fab33564d19b61619aafd227' 
  AND (
    token = 'JcKuu+kuUP/svnpnYhcdWKMe/dwCO/1+oN06ru9SfSc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )