UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MDEd8kAhI1HM27YSs46pg6eBK3hUEVgTS02xQv4Vv1A=' 
WHERE 
  key_id = 'aa9c3fd2b8193ad0a6291edf1f28746ffb2e0cd607688a4a094d413e71e73a0b' 
  AND (
    token = 'MDEd8kAhI1HM27YSs46pg6eBK3hUEVgTS02xQv4Vv1A=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )