UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'K8pSHWdsTflrjGciGlb8gBGUZySi1VEbstbsoKEPiAc=' 
WHERE 
  key_id = '4a81dfe5dd76bfa315b96cabb52516c05047398b9374712371334d7f4b483468' 
  AND (
    token = 'K8pSHWdsTflrjGciGlb8gBGUZySi1VEbstbsoKEPiAc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )