UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KaMMJbBSV+U0XCNdyG+HaJX1UAAYrPaEcaq0qIoY4ps=' 
WHERE 
  key_id = 'a34ff2c43fe805555cd620a208717273efa9bac60a886b5e6dd715a97e638bd9' 
  AND (
    token = 'KaMMJbBSV+U0XCNdyG+HaJX1UAAYrPaEcaq0qIoY4ps=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )