UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'g5B9A8iO9w9Puljx/k9M3CxWfCvxsKc8yMUPAQI02WU=' 
WHERE 
  key_id = '76ea784a123a6e734a86e25c1b6928f4cf4d0343871aaa87cfb206f1f26d0741' 
  AND (
    token = 'g5B9A8iO9w9Puljx/k9M3CxWfCvxsKc8yMUPAQI02WU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )