UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PwrW4OvdInts0f4o11F/EkWbwQ4ZOBVo7Bw1MxaUtI0=' 
WHERE 
  key_id = '1119b7708e07a0123cee8cd85a342156738d47c967dfa36d2d040047331f9b58' 
  AND (
    token = 'PwrW4OvdInts0f4o11F/EkWbwQ4ZOBVo7Bw1MxaUtI0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00042