UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '2G52FwjPc4JQC/P1q6gMwbY4H2Zyt+x7kEkeqC6KeaM=' 
WHERE 
  key_id = '4ec8d77abddb39d11575d1aa5071d208c4c0e426970564e722279fa8d56d2877' 
  AND (
    token = '2G52FwjPc4JQC/P1q6gMwbY4H2Zyt+x7kEkeqC6KeaM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )