UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '5/CN0WnCpcxj5bCz86K1ZpLWz2OQ5TXFNeb8cNmNvhI=' 
WHERE 
  key_id = 'fe5eccd1d770485963f7117be9e31012b536ee5637eecf348dad42d6e29f5ac0' 
  AND (
    token = '5/CN0WnCpcxj5bCz86K1ZpLWz2OQ5TXFNeb8cNmNvhI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00032