UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'eB/L7YOxFpz6fIrX3b4/axiAdi+YaGrQU1QJVZF+fpE=' 
WHERE 
  key_id = '76d5c5183f2915dee20923d6abf86f0b2f1f55c27bd8c17aedec436318b0f9b4' 
  AND (
    token = 'eB/L7YOxFpz6fIrX3b4/axiAdi+YaGrQU1QJVZF+fpE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )