UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'LtBMPstzHL+56J+5etAz2rdLjjecXVfWfR1IaM6Flp0=' 
WHERE 
  key_id = '7a5d2a2fc059c1b957b89406da73b64d508487080a717a24bb5890fb4bd4a568' 
  AND (
    token = 'LtBMPstzHL+56J+5etAz2rdLjjecXVfWfR1IaM6Flp0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )