UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'YnXLlVMaTbUy6GOVFgqMO1jV/Ds9ylHT/5CuLg0njv4=' 
WHERE 
  key_id = '6fa21c73de232f97af579e0cfad5a21a25ec588b465d287b95e73fb1ef26bcd0' 
  AND (
    token = 'YnXLlVMaTbUy6GOVFgqMO1jV/Ds9ylHT/5CuLg0njv4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )