UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'cyKqoi8w4ese5lkdEjMcCsvMZ3coY9CyBNdj/bgpDxY=' 
WHERE 
  key_id = '9fe46a174a31ce7d55e3f321b111ab8c00e33e6316fae54dfe95a5e062c0977b' 
  AND (
    token = 'cyKqoi8w4ese5lkdEjMcCsvMZ3coY9CyBNdj/bgpDxY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )