UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'YIpF6czNGgwKNPV7Lx44VcsTTRMcKBMj73yrygrH+rE=' 
WHERE 
  key_id = '42a74f3a703ebc49a9d6262bb5d2605bcddb040192e31917aebff52e298ade20' 
  AND (
    token = 'YIpF6czNGgwKNPV7Lx44VcsTTRMcKBMj73yrygrH+rE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )