UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '76YKuZdw4X24VtYFLdGtSdlexiC2OJ0YKupJlvD4Ixs=' 
WHERE 
  key_id = '420ad00f56cca5db49c175faebe510d4bdc181b14483dd35c02bbc8de4964d3d' 
  AND (
    token = '76YKuZdw4X24VtYFLdGtSdlexiC2OJ0YKupJlvD4Ixs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )