UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'oLEBjbijpx6IjXQedtG/KHYDtDxdjxYfVtqKELF1RhY=' 
WHERE 
  key_id = 'cbdd2ea6d8ffa785f7e1cee28d8c6e5023c74856948294062abf3e0be456c78e' 
  AND (
    token = 'oLEBjbijpx6IjXQedtG/KHYDtDxdjxYfVtqKELF1RhY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )