UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ajsndPfIL4tYUgKAXRrC7g7tzSlPw6cGW7S/yFvamEg=' 
WHERE 
  key_id = '34e8044e464c6166777a4dc9f67f56bf588b085031939b229f91b3c28c767a3c' 
  AND (
    token = 'ajsndPfIL4tYUgKAXRrC7g7tzSlPw6cGW7S/yFvamEg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )