UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'iyJM/8FbIqSqQQpdVqIixd39uSBr92hpvU939KUlX2A=' 
WHERE 
  key_id = '485a2bc8cfc4e7364d9b85fe623d1256e23cb7d43517d58ab74ae854ae773e82' 
  AND (
    token = 'iyJM/8FbIqSqQQpdVqIixd39uSBr92hpvU939KUlX2A=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )