UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KVgJr8gLPGT4yAZfwZFG3litfmlU/K0A/DCSneFkEa8=' 
WHERE 
  key_id = '2c53f002791b14ae514ba692669fc9f3112af63dfbf49013269a415bacb09809' 
  AND (
    token = 'KVgJr8gLPGT4yAZfwZFG3litfmlU/K0A/DCSneFkEa8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )