UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'WvcllklFF0IrBx/YOmUhCauxn0RRr+qmzhFmuNus1qs=' 
WHERE 
  key_id = '15cda094858a3a47c11284b879108b491c46befac239747b4bc19d81ad8a4b7c' 
  AND (
    token = 'WvcllklFF0IrBx/YOmUhCauxn0RRr+qmzhFmuNus1qs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )