UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ComhlfEZyOFDFOx5XqiuGjc0bQgtI7H502iuRA7yfaw=' 
WHERE 
  key_id = '8375314a30a6669af4d47e3ca6eaad053de9166f5aeed18c6451f4646cd1206b' 
  AND (
    token = 'ComhlfEZyOFDFOx5XqiuGjc0bQgtI7H502iuRA7yfaw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )