UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'misct9F+rzAfcpJ7Vixl35Fb0Ovj0/CCggnGKhhvLE0=' 
WHERE 
  key_id = '11b0072d6781382de6f03160b7ec06e956f6514ee40805d878caafaa3708d446' 
  AND (
    token = 'misct9F+rzAfcpJ7Vixl35Fb0Ovj0/CCggnGKhhvLE0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00028