UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MeZ4Vuf1UTkfFiFJko+RAFppzFuBVG8j2KP6DATB2/s=' 
WHERE 
  key_id = 'c1943781add04717b6037c49776f8fa1eb97cc0cbb018d0858cd17a7ac2b74a0' 
  AND (
    token = 'MeZ4Vuf1UTkfFiFJko+RAFppzFuBVG8j2KP6DATB2/s=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )