UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RkS7LJ3SxWrlFRCLLNo/WBhxfaHcgaBuOsAHw2v9DcY=' 
WHERE 
  key_id = '6455bcb2814386801570246db1042709faff37d80526e567fab4c40122eba0a2' 
  AND (
    token = 'RkS7LJ3SxWrlFRCLLNo/WBhxfaHcgaBuOsAHw2v9DcY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )