UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MvbhJoutufVuZpU5ABr2mPycDqSMJRSRw71Z9VcIKA0=' 
WHERE 
  key_id = '53fbe2d9d5443eff1ae9b520570ca58c13992295e3cd6fe417850f14f41ee7ab' 
  AND (
    token = 'MvbhJoutufVuZpU5ABr2mPycDqSMJRSRw71Z9VcIKA0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )