UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gPBTqVCs8zLQyICHEUb4oEXSb8eELW082FG/IJT1Sro=' 
WHERE 
  key_id = '4757e523838d8ad10b03737b37409220add6611f9634682f920d73cbbd26c4e0' 
  AND (
    token = 'gPBTqVCs8zLQyICHEUb4oEXSb8eELW082FG/IJT1Sro=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )