UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KWNN91J7n0awGoKJOHvwdLAJg1UZPGkwpFJGTFcZbdU=' 
WHERE 
  key_id = '91e0199fce1011ca48bd05a5bfe0317ac272b3bec8108f8b2f076cbf8832c8dd' 
  AND (
    token = 'KWNN91J7n0awGoKJOHvwdLAJg1UZPGkwpFJGTFcZbdU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )