UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ZjHPyo9oz2hILw/ddarbRHjYHCap4bHb6CDlESodOlk=' 
WHERE 
  key_id = '50131a721fcc0d743feb3b4f5da576a52d6fb650dfd7dc4aa872fbfa75d901db' 
  AND (
    token = 'ZjHPyo9oz2hILw/ddarbRHjYHCap4bHb6CDlESodOlk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )