UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ZVoX77ndvmVMTBuNxb+QBS/1xvpWLuXbdIiUuwh0ik0=' 
WHERE 
  key_id = '754a9080349291ae294a1e570131f1b21c1d8d76b849882ee3751fcf68f02ae4' 
  AND (
    token = 'ZVoX77ndvmVMTBuNxb+QBS/1xvpWLuXbdIiUuwh0ik0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )