UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PEb88B9E2k4n4dErGe1MToN8wv/kqOXVaKBaS6yWOFY=' 
WHERE 
  key_id = '3e8b38350da3f86eedd32551b352f572b16bd222216887a7cbd038230637ed84' 
  AND (
    token = 'PEb88B9E2k4n4dErGe1MToN8wv/kqOXVaKBaS6yWOFY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )