UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '9N/S8/aYVpkyNisVMtWMtXgvezq3iy/iEA46V9ErPho=' 
WHERE 
  key_id = '3c9162eb8fb4511c3e56a83e81590b61cc50bb6213f127fe1ef11a6209f4ce3a' 
  AND (
    token = '9N/S8/aYVpkyNisVMtWMtXgvezq3iy/iEA46V9ErPho=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )