UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xcnjlSMJ+I/bj6mX0CvhOwhj+TB4i7vndeur2pELEzU=' 
WHERE 
  key_id = '0a761d39f4e0315ef12db94d1be832619c382f16761543564ff45d56270dc961' 
  AND (
    token = 'xcnjlSMJ+I/bj6mX0CvhOwhj+TB4i7vndeur2pELEzU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )