UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nLk+xKEgsriMQqmDZS+VP0fAglCL5HrJgtmBlchTFSQ=' 
WHERE 
  key_id = 'e97daf5c3683c81ef4ac94bd6995d697beb9856e31f94261434dd2de84660543' 
  AND (
    token = 'nLk+xKEgsriMQqmDZS+VP0fAglCL5HrJgtmBlchTFSQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )