UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '1SS6U/QZVT1q2QCUDdVdcqAIelxTmHLqjoASYQvPHc0=' 
WHERE 
  key_id = 'c0046870f684aa42037b6040b615e0df00f236d7865757b544029113d3dc19a1' 
  AND (
    token = '1SS6U/QZVT1q2QCUDdVdcqAIelxTmHLqjoASYQvPHc0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )