UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'b4dhIQLtY4VbiryxlhW3sl30K3Nky34sbk+LF2pVXNA=' 
WHERE 
  key_id = '8cea8ac74499e531d308771e7a790f2adbec5eb4411861216ecf77facb806f49' 
  AND (
    token = 'b4dhIQLtY4VbiryxlhW3sl30K3Nky34sbk+LF2pVXNA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )