UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+WRgkru5U2n1klpuB8HIj2GAzsFPhSdTIdftjZ0Xzr8=' 
WHERE 
  key_id = 'e4eab14e3aef39a2e0481d78a74ac5e36f3adb90fd95c7b5d7b201d08a6d922b' 
  AND (
    token = '+WRgkru5U2n1klpuB8HIj2GAzsFPhSdTIdftjZ0Xzr8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )