UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'CJdGGE0N9N+JVGeYw6vY7WDAGJXKE3lUx0lXb1NwexY=' 
WHERE 
  key_id = 'aea66c9ea20092f5b47fa90d12800167e090556ded10a1238a4e2d3cb8ef306a' 
  AND (
    token = 'CJdGGE0N9N+JVGeYw6vY7WDAGJXKE3lUx0lXb1NwexY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00030