UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RMcxtNOVpoyqlhhARiRO3urwB/1Tr/9SPAVTNxSNDdY=' 
WHERE 
  key_id = 'ca4c6080c46107e7e820ae38eb1816652b7559b755bfff359be31b79987d1591' 
  AND (
    token = 'RMcxtNOVpoyqlhhARiRO3urwB/1Tr/9SPAVTNxSNDdY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )