UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Su6q7DicjIlqvXus3ZQPlFVtucUojBzsKPsXbMf82OU=' 
WHERE 
  key_id = '1feab731d84be37dbc8b37c6ebb7a37d1cb7bc71a3aaf001f0bab1b09165e4be' 
  AND (
    token = 'Su6q7DicjIlqvXus3ZQPlFVtucUojBzsKPsXbMf82OU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )