UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'vfBNbMJMKbYzaEeLLRcsS2AUavMs7EvGsnftFm8akWE=' 
WHERE 
  key_id = '02179269afbd402f72f9846bf8fc06ad5f25f0b6b6a246b4613d849e3d3ca873' 
  AND (
    token = 'vfBNbMJMKbYzaEeLLRcsS2AUavMs7EvGsnftFm8akWE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )