UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'n1PPQXB70+/Q7phON13kANrqMvr5UWze2ctN+2x2m0Q=' 
WHERE 
  key_id = 'b50be1334a81673a7fd69bc9a51763307d3c5d6d887c3795b61722605189d61e' 
  AND (
    token = 'n1PPQXB70+/Q7phON13kANrqMvr5UWze2ctN+2x2m0Q=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )