UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Kcsxd0tHqie2/BBpP+jrbDG48plvZdaPn+Y4UrMn2Ns=' 
WHERE 
  key_id = '8d5e000504f88bb84eb1258eb2780cb4b1e6c3a1f76e9ec8fed0aa65f9ddb2da' 
  AND (
    token = 'Kcsxd0tHqie2/BBpP+jrbDG48plvZdaPn+Y4UrMn2Ns=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )