UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'aOTTx8LBQ9fEahrAFnwh1nvld0FmPhgBdRlDYXBvwvY=' 
WHERE 
  key_id = '3c1920aa2c5d8497ca971245019da58320a5f4c870d8156b746209206fcbc043' 
  AND (
    token = 'aOTTx8LBQ9fEahrAFnwh1nvld0FmPhgBdRlDYXBvwvY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )