UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6kDh49azjdGj7dGNa16I1+9ORlskyXngJcdjciP9ElY=' 
WHERE 
  key_id = 'b051c41301fbfead99a8742916b2ac6e5ef859365ac14fac44a9f73ed4eac825' 
  AND (
    token = '6kDh49azjdGj7dGNa16I1+9ORlskyXngJcdjciP9ElY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )