UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ZBTDRzCNChGgjh4jPjZILMe8Si/9i2UlICLIyjYmVek=' 
WHERE 
  key_id = '50e83628c15ec1f9b994a6398ba14d42290b69b6b433a2fb407020501674fba0' 
  AND (
    token = 'ZBTDRzCNChGgjh4jPjZILMe8Si/9i2UlICLIyjYmVek=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )