UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'BGK/oOWgk7SbKGXwn5BG494PrtADEnoFbTxFaOJheGE=' 
WHERE 
  key_id = '1e484574572a2db5c637ad2933c674e190c21f37ade06569d8d1cb6473c2e87b' 
  AND (
    token = 'BGK/oOWgk7SbKGXwn5BG494PrtADEnoFbTxFaOJheGE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )