UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+nhQlLtSQ1sC6fl9oGsVXtJG5C/hSUPileGM9gDBWXw=' 
WHERE 
  key_id = '4797f777259a0e504f9f7f5c5e3c5d4000cc5ff4d3597a66abff1ca1ab0662c0' 
  AND (
    token = '+nhQlLtSQ1sC6fl9oGsVXtJG5C/hSUPileGM9gDBWXw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )