UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VzKNt2OVxg2V1NDwhQW68kq1Ep/vhqWozy23r97GVmA=' 
WHERE 
  key_id = '2f51ab9eb4f35a69eca84eb6196a737ef1a1cc5d926a0ac2bffb168a73ce8e98' 
  AND (
    token = 'VzKNt2OVxg2V1NDwhQW68kq1Ep/vhqWozy23r97GVmA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )