UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '5txVmdnQe715/9o5yYhS70rrEgmSDzk8yLPZwIJAO+0=' 
WHERE 
  key_id = '7dbf0eba351fe135efa8775d2ef6ccf5e25c8ef4498c43a97ee20b0c217dde3c' 
  AND (
    token = '5txVmdnQe715/9o5yYhS70rrEgmSDzk8yLPZwIJAO+0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )