UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '5c1S/gX8+flsfaxJFnqNrg0gxHODSIu2GSRertpkMqg=' 
WHERE 
  key_id = '198853f70835f4a342d8cdac664442d10add383153946afed0ceb5e2a5cee636' 
  AND (
    token = '5c1S/gX8+flsfaxJFnqNrg0gxHODSIu2GSRertpkMqg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )