UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Dc6cAoPrQrwQGRboMELV9H4aCkX0KqVzvXm8vFgYeEM=' 
WHERE 
  key_id = '7d6033b851e9003681ce4f64e7a0cfc5a394e6b30bd4f4cbee778263819e822c' 
  AND (
    token = 'Dc6cAoPrQrwQGRboMELV9H4aCkX0KqVzvXm8vFgYeEM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )