UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'El6kF9X7dwN59Mv350nB50/rMuepiZWZqtTHDHttS7I=' 
WHERE 
  key_id = '5815bb21c31664d90919fb32029450f27d3a47d796343080d616d098d8c36d99' 
  AND (
    token = 'El6kF9X7dwN59Mv350nB50/rMuepiZWZqtTHDHttS7I=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )