UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'k+xGaDXdNZll8vLcb2Cqo1qRIMhZ7BLyLLc6SHFAWh8=' 
WHERE 
  key_id = '38b5ba5d1031761be4c101ae20e18a59abb0b5f342bebfd2385468dc2c537186' 
  AND (
    token = 'k+xGaDXdNZll8vLcb2Cqo1qRIMhZ7BLyLLc6SHFAWh8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )