UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MxQoNmheQSRk2Xmf25pkC8YBzaky8c+SJv/RltgpKfA=' 
WHERE 
  key_id = '2a1a1f303a1b19f311291e04ab74c0cab3963d58f99847261e1535795e61edf4' 
  AND (
    token = 'MxQoNmheQSRk2Xmf25pkC8YBzaky8c+SJv/RltgpKfA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )