UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'wBWkeX4708HZ/gkJqMEixJyZxUCCKPezFBP+p+5DDCE=' 
WHERE 
  key_id = 'c290aad559ac6c511b0423505b4fbe9d541d8eef7554e669353b3c4c6d803cc6' 
  AND (
    token = 'wBWkeX4708HZ/gkJqMEixJyZxUCCKPezFBP+p+5DDCE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )