UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'fSjiBmNBApKDJIUzbB2Ueu4RQk+70ZLLaEmJDPsdubA=' 
WHERE 
  key_id = '14ee0a31ca8b3c59f05b2538d7505222ebdc51b9018e4503177e4b07b8468cf0' 
  AND (
    token = 'fSjiBmNBApKDJIUzbB2Ueu4RQk+70ZLLaEmJDPsdubA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00023