UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ugZs4nJL9us68dmgCJEaxPD6Z4i+SST+sAUjWhuwBgo=' 
WHERE 
  key_id = '2d8737bdd92d043330e4d2b2e7d32a27db6c2c2a69d5046d480820841ea053d3' 
  AND (
    token = 'ugZs4nJL9us68dmgCJEaxPD6Z4i+SST+sAUjWhuwBgo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00018