UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'jUik0exONXM6OdJ0pcUMKm5jRWDnzY5XfSjBxFu+D20=' 
WHERE 
  key_id = '91d308fc8da77dbf35497e1f612e01087e5463984babe85867b349f79f1707f5' 
  AND (
    token = 'jUik0exONXM6OdJ0pcUMKm5jRWDnzY5XfSjBxFu+D20=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )