UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zeoqQS3EZxgtRwDAuaWX6XhTq/sizZWpyR3iU8WK+6s=' 
WHERE 
  key_id = '51e2fd9f578b74edd09c9a837d789ff0897991d51d329464850d51067ccedff8' 
  AND (
    token = 'zeoqQS3EZxgtRwDAuaWX6XhTq/sizZWpyR3iU8WK+6s=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )