UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '0fN5CxMhahNB9sr0ltWlXN4eDd5Hdk4YyX5vJUIPTzA=' 
WHERE 
  key_id = '18964a897389cd8d3b15bd59fb986820a9cd292f834f3268eb149bc034ce3f59' 
  AND (
    token = '0fN5CxMhahNB9sr0ltWlXN4eDd5Hdk4YyX5vJUIPTzA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )