UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'YuUzNtaO42P5aB4dr0Vwzw1QWslqZIbsAi8h7KhVu+s=' 
WHERE 
  key_id = 'b60fa6680985a2453ecea3e931c9f6952acc026cc31ccf4d206c9f30fa453083' 
  AND (
    token = 'YuUzNtaO42P5aB4dr0Vwzw1QWslqZIbsAi8h7KhVu+s=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00036