UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'SQn8vkbZABGDypwkNj7GEaGoh1rV3NZjyBosj8Si6XY=' 
WHERE 
  key_id = '275dfc0a53634be6634618e23a51a1031cb43726058f1a5279b09e5844ec096a' 
  AND (
    token = 'SQn8vkbZABGDypwkNj7GEaGoh1rV3NZjyBosj8Si6XY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )