UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MRo8Tp4i5wLdtX1NaFtmblcYY3f4s2/06aaWmpSOT78=' 
WHERE 
  key_id = 'b2309345ec3c06c2212df8e6bc99a272545871858398688eb09f3df551b61bc8' 
  AND (
    token = 'MRo8Tp4i5wLdtX1NaFtmblcYY3f4s2/06aaWmpSOT78=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )