UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'bdMUdl2Sf5SHRJojAsSVra7b4llF45THrUsyM5P9kfs=' 
WHERE 
  key_id = '638feb4b12df3e596e419eaf476531b1f17f5f1db337e23964fa79da29eeca32' 
  AND (
    token = 'bdMUdl2Sf5SHRJojAsSVra7b4llF45THrUsyM5P9kfs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )