UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MymadXMDk3YlBDkN7FiR+WZ2GwXI5yfjk1t9ooplqeM=' 
WHERE 
  key_id = '15777a216040c8f5fcb3161dcf9d37ffa77d596e8f68a3a582481bbd80ef416a' 
  AND (
    token = 'MymadXMDk3YlBDkN7FiR+WZ2GwXI5yfjk1t9ooplqeM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )