UPDATE 
  cscart_june_setuplock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'kgcPD+y9SnkzC9Yl15MmMOVeARZsFwvstr9SAo6VTL0=' 
WHERE 
  key_id = '7a676695b7f16ef23965010ea0dee4b9805d4a65393eac27dd4e32be56bd8c40' 
  AND (
    token = 'kgcPD+y9SnkzC9Yl15MmMOVeARZsFwvstr9SAo6VTL0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00027