UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4XdPqDul/HsGRpM6xv6pCPNpbV+4OsmNGdc3PvoAAiY=' 
WHERE 
  key_id = 'e755504a2dcd49d541da5513212c702c4e251707078983924591b45ceb4c2c89' 
  AND (
    token = '4XdPqDul/HsGRpM6xv6pCPNpbV+4OsmNGdc3PvoAAiY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )