UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'eB0Cw4I3tSTo1pQnT09JAOpuD8teWqRyg975c+vQuG4=' 
WHERE 
  key_id = '3a5b015b1c89c69f0d26845ef192a7917128a07aa99f3bece58a74287d6e2295' 
  AND (
    token = 'eB0Cw4I3tSTo1pQnT09JAOpuD8teWqRyg975c+vQuG4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )