UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'kVwBSJoSKpQa7ru6u44VDKhwgTBVWUlcidtS2lGduBo=' 
WHERE 
  key_id = '48dcca03bad832b7360b59fb30e0326907eb49281ad13be7423b08fec0190da6' 
  AND (
    token = 'kVwBSJoSKpQa7ru6u44VDKhwgTBVWUlcidtS2lGduBo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )