UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RzLAfO0JdHFHbAMe5EEifEjoGuRK6P1CXQjf4nPHi1U=' 
WHERE 
  key_id = '842b3d2b5cd43bc97cdc43bb7592d14f4b8981f26a10af58545f315e7c13de09' 
  AND (
    token = 'RzLAfO0JdHFHbAMe5EEifEjoGuRK6P1CXQjf4nPHi1U=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )