UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Q2IwwFv6YGjF2bWpSjOsDbL+RQhHfbHg4KV2WGhhrq4=' 
WHERE 
  key_id = '6f930a28e98d70a3b68eae5028fe436228de2bae46633b1865be56f0d9978733' 
  AND (
    token = 'Q2IwwFv6YGjF2bWpSjOsDbL+RQhHfbHg4KV2WGhhrq4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )