UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6ZmRwq8D8AFclzKYSz72TeY0Qcgos6p1bEhOIoCoxmc=' 
WHERE 
  key_id = 'a1dc4a8e3e418de84716b05c2c8363853d2224431f133bc8de2855ea4fe023a1' 
  AND (
    token = '6ZmRwq8D8AFclzKYSz72TeY0Qcgos6p1bEhOIoCoxmc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )