UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6B34PRJNNDRrqFq1qamV1CCDLuULY8Bgkmu+totz4uI=' 
WHERE 
  key_id = 'f67e2b503ff38b2646ae3ea90a2f8bdd953b57a0b77447d3692c6d699656ebb8' 
  AND (
    token = '6B34PRJNNDRrqFq1qamV1CCDLuULY8Bgkmu+totz4uI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )