UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'e/fvTl7UFKjGr5OxLDHzfCYF4hxrdEqvW4EmNhTjwpY=' 
WHERE 
  key_id = 'c852cd8143174b1c63303c6091263e422327195cdb1d503a72545f6d78a31acf' 
  AND (
    token = 'e/fvTl7UFKjGr5OxLDHzfCYF4hxrdEqvW4EmNhTjwpY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )