UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'UwPa4+lrLg/sLDvQ1iU2MQX3MOUskHjRB6R0FswWKbA=' 
WHERE 
  key_id = 'a7cee896d251bf2642973ca680c073afe3986f007a3bf802696807f3acb5e589' 
  AND (
    token = 'UwPa4+lrLg/sLDvQ1iU2MQX3MOUskHjRB6R0FswWKbA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )