UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Ek2EBJFU0p2BHXb4KRxHYBOUhF0ovJ1E2sZkKlyI91U=' 
WHERE 
  key_id = '9eda35a7142aa3f815534f23793b8c258c7f7f1532e750899d3660266f815acd' 
  AND (
    token = 'Ek2EBJFU0p2BHXb4KRxHYBOUhF0ovJ1E2sZkKlyI91U=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )