UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'z+aYbgvl7rA1QGdNC4Xu1L1bRLJlgnXN8+UJARKAgxc=' 
WHERE 
  key_id = '8a6e720708592a1fb5fc8c3c36ab048240abaf81a9899a978f889362c43c8833' 
  AND (
    token = 'z+aYbgvl7rA1QGdNC4Xu1L1bRLJlgnXN8+UJARKAgxc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )