UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'EWz9LBKI7fBqQBnTgdEVPduhItth4jgiKyaVSfY5UOQ=' 
WHERE 
  key_id = '923b8b5d68201f9bb718d60e06efb0fef2caa475ffde283b6ad1ee2269de6332' 
  AND (
    token = 'EWz9LBKI7fBqQBnTgdEVPduhItth4jgiKyaVSfY5UOQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )