UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'USjUuyjB2DWBfX4LavIcU40Vlkj8QnyeYsZvlca2+F4=' 
WHERE 
  key_id = '77cc0a675ea083889ab5ea62e37a8dd1ddad2745aebe48ecd2d24c7ef2a65ca1' 
  AND (
    token = 'USjUuyjB2DWBfX4LavIcU40Vlkj8QnyeYsZvlca2+F4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00022