UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'CGVW+dlc1E2h2Lgc+Aq+lnxf5FSHXftQ5LRgqRc9PTY=' 
WHERE 
  key_id = '50d3dc12b864d553819952d08197d0b09d61e7c7b30d4193c1115e199fbc68fa' 
  AND (
    token = 'CGVW+dlc1E2h2Lgc+Aq+lnxf5FSHXftQ5LRgqRc9PTY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )