UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'U1N0aSafBAAx627nhKGkCP6W/uHPqexmod/ez/IVTnw=' 
WHERE 
  key_id = 'a5506a0344a0b3f24d906913467e3382e56bd2947cdc806ce00edaf2b3c66e80' 
  AND (
    token = 'U1N0aSafBAAx627nhKGkCP6W/uHPqexmod/ez/IVTnw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )