UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KU1povyHcux4WBX+Hu7micsZ13HVTLXA0lqRqMOI1Qk=' 
WHERE 
  key_id = 'b881d640e29946d40a6a607f795dd9cd18799a1296bff2d77a7691e07da29174' 
  AND (
    token = 'KU1povyHcux4WBX+Hu7micsZ13HVTLXA0lqRqMOI1Qk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )