UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'B5afZQqC0w/SuNccRzWBaU9iRhs2A1p5C2VgMF0pM2A=' 
WHERE 
  key_id = '8db1ce392c91a5e151957ba9d2557c30e112aec8500b6dbd56b37065e1e4e936' 
  AND (
    token = 'B5afZQqC0w/SuNccRzWBaU9iRhs2A1p5C2VgMF0pM2A=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )