UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'BS8/ASfVsuvnOmd7W2ALkaA3AlIivD7QXxma1oVLSRY=' 
WHERE 
  key_id = '14e6eea850e1a931e0b966ea4bd384d43266c671fce814acf455961991dea2a4' 
  AND (
    token = 'BS8/ASfVsuvnOmd7W2ALkaA3AlIivD7QXxma1oVLSRY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )