UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'n4e7Np1D0jF99NO5a05VfN+A9HRZWgLPN8Y1ZvRRXxY=' 
WHERE 
  key_id = '1000e387b25d8f74fdb8365deda84de1bbb67a0b976133e89ef04ca0c9bf5511' 
  AND (
    token = 'n4e7Np1D0jF99NO5a05VfN+A9HRZWgLPN8Y1ZvRRXxY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )