UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '2i1v0heQWugrWF9Su4YX02KrHCWtOA1HWuJmet+qMrk=' 
WHERE 
  key_id = '45b40de8a2b752dd6d14a72e1d47aa7b607b2f7d07edb53cb1948c6497397a4b' 
  AND (
    token = '2i1v0heQWugrWF9Su4YX02KrHCWtOA1HWuJmet+qMrk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )