UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mWs3eHx0PCvESUMpgbcG6RLHzLuPK3Uj3mEPUbOmrYo=' 
WHERE 
  key_id = 'e2206e932bc66235bd17fdc50328bb78678ac094d9715e4d251da0f9f6ad294e' 
  AND (
    token = 'mWs3eHx0PCvESUMpgbcG6RLHzLuPK3Uj3mEPUbOmrYo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00030