UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nKk4qaJ7DD4RA3kQsEJmgGFS40/chXzvBh0nMBsZefw=' 
WHERE 
  key_id = '0a2d3621d4d584b1a59a357113f6dcea596ebd2b1657a371fcadc55012f196fd' 
  AND (
    token = 'nKk4qaJ7DD4RA3kQsEJmgGFS40/chXzvBh0nMBsZefw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )