UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'oDDaEbU0YOPmsFLiD9MHrnn6mtMoM0uC0L6aoBkr9Es=' 
WHERE 
  key_id = 'a118f4f3fd81cfba98c007df5f5178720402012882f371d0de458a9e1e38cac0' 
  AND (
    token = 'oDDaEbU0YOPmsFLiD9MHrnn6mtMoM0uC0L6aoBkr9Es=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )