UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'kK0w6gYcmF8dFjs3S5l+vM/EhliJpFUiXM1t/8Or5sA=' 
WHERE 
  key_id = 'c6a04c91189c1fc077400e8e6d00721b68ad8ac0592d13051983a5636fc431a2' 
  AND (
    token = 'kK0w6gYcmF8dFjs3S5l+vM/EhliJpFUiXM1t/8Or5sA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )