UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'fZjmd4wmn4qQ6dQ6HLevWu3BQC9HKjbAtBiLkrM+/FQ=' 
WHERE 
  key_id = 'd0309c01e54f6827e2f634f4381027ec245954da8bc75755fda36e72d0765e9a' 
  AND (
    token = 'fZjmd4wmn4qQ6dQ6HLevWu3BQC9HKjbAtBiLkrM+/FQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )