UPDATE 
  q_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nkrx8JXm6J4NRPDyFuhIPRz2HVOV22JsHLGT58phiF4=' 
WHERE 
  key_id = '46b38dad636a5e9b24a345e26228d1e956eef832aeb0952eef990dd60245840c' 
  AND (
    token = 'nkrx8JXm6J4NRPDyFuhIPRz2HVOV22JsHLGT58phiF4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )