UPDATE 
  tmall_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'u8H6RHH21YUCx43QBYR5EUlPlwA9A3QkewGfKf214qk=' 
WHERE 
  key_id = '079c800d52eb63eff68ca0f0a588983c1f0e77b286a35a4ca8bba3f0943115ce' 
  AND (
    token = 'u8H6RHH21YUCx43QBYR5EUlPlwA9A3QkewGfKf214qk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )