UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6+f8MKgHZA0Zdx6L5nA4VwB7AXoQD03/O1E7Bt9btkg=' 
WHERE 
  key_id = 'c8c3a34ca2ef78b87ba9fa6192cf8ca8492312eaf2230c05027339534b305696' 
  AND (
    token = '6+f8MKgHZA0Zdx6L5nA4VwB7AXoQD03/O1E7Bt9btkg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )