UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Lny4IcnMY1SVnNpuRT6m36C3Xm4ebFNwgvS5bH2XEL0=' 
WHERE 
  key_id = '6a423ff1e72f18c99d7e55bdbe786c2194875ed88e38ebdea1e112b15bc44537' 
  AND (
    token = 'Lny4IcnMY1SVnNpuRT6m36C3Xm4ebFNwgvS5bH2XEL0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )