UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'R8M1XYPr65AyQxHYiU2ugY6afp9XO/6dQ3udyub7TIA=' 
WHERE 
  key_id = '0a4b50bcb052eba284fad45800ef2f9b135bccc0fb9544705f7b5322247339a9' 
  AND (
    token = 'R8M1XYPr65AyQxHYiU2ugY6afp9XO/6dQ3udyub7TIA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )