UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'kuuQDh3nXvXDqvHAcQ47tN1gWykY7yV+uY7vbeKIiu0=' 
WHERE 
  key_id = '77ba384eb70edcbc13ead2fa313fdafc634868ae6397a20afea96020b29db652' 
  AND (
    token = 'kuuQDh3nXvXDqvHAcQ47tN1gWykY7yV+uY7vbeKIiu0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )