UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'kCSbfi7zsU4t8ji60sgzTs+pvtmgp1GtmoEyEAFFOJ0=' 
WHERE 
  key_id = '15a9a2ac3eef6bd36ca8240a72cb3fde80162982aa2a2603dee8691b363645a0' 
  AND (
    token = 'kCSbfi7zsU4t8ji60sgzTs+pvtmgp1GtmoEyEAFFOJ0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )