UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'M9zAKGhTJYVZ43Y9uObLnI/I8Z4FI5p8wbfew7qdfbw=' 
WHERE 
  key_id = 'cf38e9ffc982a1abbc2b1b18fe8990e7075b6113d63e4217ce339300097b5c58' 
  AND (
    token = 'M9zAKGhTJYVZ43Y9uObLnI/I8Z4FI5p8wbfew7qdfbw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )