UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'IQ7hBtXXwGRN3uDpYRoEB76rlXKKb83QiYnkkwkIa2U=' 
WHERE 
  key_id = '422c37a5e064526c68f90e9cd4c3bf433c93f45a165d656995040e724f4842c8' 
  AND (
    token = 'IQ7hBtXXwGRN3uDpYRoEB76rlXKKb83QiYnkkwkIa2U=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00038