UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'HGkDMRMeEivM6eSHCJU1nb//za2oBdOWgHoLtASN/80=' 
WHERE 
  key_id = '93ea3e83bc8fb310a4045cf8f64931ccdae41e77252940cc0f9a9fefa3a7fa20' 
  AND (
    token = 'HGkDMRMeEivM6eSHCJU1nb//za2oBdOWgHoLtASN/80=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )