UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'vT8nU3bCk+a3aMQhFYx6xIXK3LD/Oi22qCUH1ReI0yU=' 
WHERE 
  key_id = 'c61dc5c073867c78c0696c9ea45daefe3fcf4c7a0c0fdcbf4c47d224b96ae570' 
  AND (
    token = 'vT8nU3bCk+a3aMQhFYx6xIXK3LD/Oi22qCUH1ReI0yU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )