UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VIY6qYVebbCeqzjp43W0KDBVkbEvP4A1TFPkgP3MUXI=' 
WHERE 
  key_id = '2a947eabb2ad18b863385764c6d87a714f9cc8f0ab1f356456794a4086dd6f0b' 
  AND (
    token = 'VIY6qYVebbCeqzjp43W0KDBVkbEvP4A1TFPkgP3MUXI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )