UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'fSHh+dYL0x4HRjcPIRn3PBqAEwCxabA+QsSs28BKQLk=' 
WHERE 
  key_id = '809e7638fc60a2bb9d2dc520200d9a0ca8081efe2bd708df8526555f5ac19920' 
  AND (
    token = 'fSHh+dYL0x4HRjcPIRn3PBqAEwCxabA+QsSs28BKQLk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )