UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6HlmKHgCHlLPJrHzmfeudjA+6bWrrkaMw4ok19wUo6o=' 
WHERE 
  key_id = 'ac92d0b667e48e2ab48962c384c4be308c42ab510c95c218d5f79c6202d12770' 
  AND (
    token = '6HlmKHgCHlLPJrHzmfeudjA+6bWrrkaMw4ok19wUo6o=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )