UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'P45o0BydqdmuhQfhSFNMziT8a/1NqLgBHECvuUq51a4=' 
WHERE 
  key_id = '527ef440663020091e258b22a6089eaf5692bdf301af1ffeb6dec096e57a351d' 
  AND (
    token = 'P45o0BydqdmuhQfhSFNMziT8a/1NqLgBHECvuUq51a4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )