UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'EzezK/Qxq2uMUwgU90ASjcVDrkLpoHiz+0qvP2cM5xE=' 
WHERE 
  key_id = '68b3809dddcba4753df9b66f6653f24cd261c3281c2d8d9eae08ee107d4241f8' 
  AND (
    token = 'EzezK/Qxq2uMUwgU90ASjcVDrkLpoHiz+0qvP2cM5xE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )