UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'IaeWBavw6WnFX80iidMmDwHrT3+mveOE/IRGkr5A93c=' 
WHERE 
  key_id = '68a7118d8a93091d13943abc625a09a41ba7399899d1cea75094f1a5aeee9ff6' 
  AND (
    token = 'IaeWBavw6WnFX80iidMmDwHrT3+mveOE/IRGkr5A93c=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )