UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '2AYL0ESjIfzIRZnL5QlO8ti91RcLlXr8CkQpVSUUN1g=' 
WHERE 
  key_id = '39dfe2c867d267a9a3163d0921c682f075ac006891884c4cacce3f982fb5ae33' 
  AND (
    token = '2AYL0ESjIfzIRZnL5QlO8ti91RcLlXr8CkQpVSUUN1g=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )