UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'h84KhDvZB+Qv6Cwyuk4a1uxQamBBY4t+4kgobAAKBDk=' 
WHERE 
  key_id = '5900ff054ac7d9bed7926c7cb721a65f29c8580d043e8df140ec926c6edb554a' 
  AND (
    token = 'h84KhDvZB+Qv6Cwyuk4a1uxQamBBY4t+4kgobAAKBDk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )