UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'jr1u5wC+2h/h+Ni2DEzPwfPrVIOx70CwCPLGJbKWs7I=' 
WHERE 
  key_id = 'bb1b690cbbb36ba44b294fcbc5bd1df67b6b112db6141c5d49fdfc0c9b6e8261' 
  AND (
    token = 'jr1u5wC+2h/h+Ni2DEzPwfPrVIOx70CwCPLGJbKWs7I=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )