UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'UMh4AxTNoVgLIgGKYGLmidGVskVg9eBWUeXyn2vdyEk=' 
WHERE 
  key_id = '9b898c05a648b6c781734d4f8cab49a55ec33f682c869530b619592ca4e13543' 
  AND (
    token = 'UMh4AxTNoVgLIgGKYGLmidGVskVg9eBWUeXyn2vdyEk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )