UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Q6RcqjOilhmd3n7n0iMjiMyAzCdTiwAJ3g5hDr02kTE=' 
WHERE 
  key_id = '27eb613774b047726fd79a3c1c7185e4e302ec3efd5f1d097e5235591e772505' 
  AND (
    token = 'Q6RcqjOilhmd3n7n0iMjiMyAzCdTiwAJ3g5hDr02kTE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )