UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KaVrr4qjpMGsxk6r4aILtZtUMzSA2QCab2YV/xzzIjs=' 
WHERE 
  key_id = '3dfa261031c4c7c7709a573502257860fc5162f9300a486209b7f422a27191c2' 
  AND (
    token = 'KaVrr4qjpMGsxk6r4aILtZtUMzSA2QCab2YV/xzzIjs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )