UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '0OM7qICl9UCNs8NuJ3aZ+Qi2ARS61cyDsIMyRnB2380=' 
WHERE 
  key_id = 'a001f3817117dd283d7313126d91b4b57dcbf27cf8c6b39f6891f7f7e7bf8707' 
  AND (
    token = '0OM7qICl9UCNs8NuJ3aZ+Qi2ARS61cyDsIMyRnB2380=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )