UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'XSRG5VPpOnCVqxNijIiBT94mTjF74UyZVSOIwmcG+Xo=' 
WHERE 
  key_id = '1a68b0d8e34e33e4e2d80826444c0c8f2ede5b065c4bb20922d0cc1ec775ec89' 
  AND (
    token = 'XSRG5VPpOnCVqxNijIiBT94mTjF74UyZVSOIwmcG+Xo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )