UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'z51lRsr+TYec3nPr0uLM/lLl2iOISrRW/C52t6yU1lk=' 
WHERE 
  key_id = 'bb819a8e41185c0b7068bcc329b5b3c3d4c916b31b3c53fa2520165c4394409c' 
  AND (
    token = 'z51lRsr+TYec3nPr0uLM/lLl2iOISrRW/C52t6yU1lk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )