UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6xznjC3QK9HCKfs89F+iVhmmUZjvI3ABRXhnW0s9PEM=' 
WHERE 
  key_id = '3b61a0a561188410edcdd5a74faed03584a7579e51ba5707bdcf8d31e86a7124' 
  AND (
    token = '6xznjC3QK9HCKfs89F+iVhmmUZjvI3ABRXhnW0s9PEM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )