UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zR0Rwj8a3nJy2gXqZF28tvFIlgiUHd0jIBjCfzmZmvo=' 
WHERE 
  key_id = '7704ad315dd30f75d1a492dccda9a387018c19d28e6eefb07eae83933bcd018f' 
  AND (
    token = 'zR0Rwj8a3nJy2gXqZF28tvFIlgiUHd0jIBjCfzmZmvo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )