UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'l3yjnzEhBzpTcAHHWwzz3ot/LcvGLQN3ZZVHtjkepIE=' 
WHERE 
  key_id = '820b3b7988289d8eb8dccc663f7e3a5ba099206cf7df96dff88dcb285450d6f6' 
  AND (
    token = 'l3yjnzEhBzpTcAHHWwzz3ot/LcvGLQN3ZZVHtjkepIE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )