UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PKw+iUEMETqXC0nXOp6zr2FGiGxpk13O0UXFm0aEzZ4=' 
WHERE 
  key_id = '1edd8e7505d39bd1c5a8a6b0951b7035222fce3f92c28302072abb7b544a53b7' 
  AND (
    token = 'PKw+iUEMETqXC0nXOp6zr2FGiGxpk13O0UXFm0aEzZ4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )